var far_msg = "Floor Area Ratio or FAR is the area of occupied floor space"
+ " of a building divided by the area of the parcel."
+ "  In other words, it is the amount of floor space per unit "
+ "area of land, a measure of the intensity of land use."; 


var IL_Cook = new Array("Alsip","Arlington Heights","Barrington","Barrington Hills","Bartlett","Bedford Park","Bellwood","Bensenville","Berkeley","Berwyn","Blue Island","Bridgeview","Broadview","Brookfield","Buffalo Grove","Burbank","Burnham","Burr Ridge","Calumet City","Calumet Park","Chicago","Chicago Heights","Chicago Ridge","Cicero","Country Club Hills","Countryside","Crestwood","Crete","Deer Park","Deerfield","Des Plaines","Dixmoor","Dolton","East Dundee","East Hazel Crest","Elgin","Elk Grove Village","Elmhurst","Elmwood Park","Evanston","Evergreen Park","Flossmoor","Ford Heights","Forest Park","Forest View","Frankfort","Franklin Park","Glencoe","Glenview","Glenwood","Golf","Hanover Park","Harvey","Harwood Heights","Hazel Crest","Hickory Hills","Highland Park","Hillside","Hinsdale","Hodgkins","Hoffman Estates","Homer Glenn","Hometown","Homewood","Indian Head Park","Inverness","Itasca","Justice","Kenilworth","La Grange","La Grange Park","Lansing","Lemont","Lincolnwood","Long Grove","Lynwood","Lyons","Markham","Matteson","Maywood","McCook","Melrose Park","Merrionette Park","Midlothian","Mokena","Morton Grove","Mount Prospect","Niles","Norridge","North Riverside","Northbrook","Northfield","Northlake","Oak Brook","Oak Forest","Oak Lawn","Oak Park","Olympia Fields","Orland Hills","Orland Park","Palatine","Palos Heights","Palos Hills","Palos Park","Park Forest","Park Ridge","Phoenix","Posen","Prospect Heights","Richton Park","River Forest","River Grove","Riverdale","Riverside","Riverwoods","Robbins","Rolling Meadows","Roselle","Rosemont","Sauk Village","Schaumburg","Schiller Park","Skokie","South Barrington","South Chicago Heights","South Holland","Steger","Stickney","Stone Park","Streamwood","Summit","Thornton","Tinley park","University Park","Westchester","Western Springs","Wheeling","Willow Springs","Wilmette","Winnetka","Wood Dale","Woodridge","Worth");


var IL_DuPage = new Array("Addison","Aurora","Bartlett","Batavia","Bensenville","Berkeley","Bloomingdale","Bolingbrook","Burr Ridge","Carol Stream","Chicago","Clarendon Hills","Darien","Downers Grove","Elgin","Elk Grove Village","Elmhurst","Glen Ellyn","Glendale Heights","Hanover Park","Hinsdale","Itasca","Lemont","Lisle","Lombard","Naperville","Northlake","Oak Brook","Oakbrook Terrace","Roselle","Schaumburg","St.Charles","Villa Park","Warrenville","Wayne","West Chicago","Westmont","Wheaton","Willow Springs","Willowbrook","Winfield","Wood Dale","Woodridge");

var IL_Kane = new Array("Algonquin","Aurora","Barrington Hills","Bartlett","Batavia","Big Rock","Burlington","Carpentersville","East Dundee","Elburn","Elgin","Geneva","Gilberts","Hampshire","Hoffman Estates","Huntley","Lily Lake","Maple Park","Montgomery","North Aurora","Pingree Grove","Sleepy Hollow","South Elgin","St. Charles","Sugar Grove","Virgil","Wayne","West Chicago","West Dundee");

var IL_Lake = new Array("Antioch","Arlington Heights","Bannockburn","Barrington","Barrington Hills","Beach Park","Buffalo Grove","Deerfield","Deer Park","Fox Lake","Fox River Grove","Glencoe","Grayslake","Green Oaks","Gurnee","Hainesville","Hawthorn Woods","Highland Park","Highwood","Indian Creek","Island Lake","Kildeer","Lake Barrington","Lake Bluff","Lake Forest","Lake Villa","Lake Zurich","Lakemoor","Libertyville","Lincolnshire","Lindenhurst","Long Grove","Mettawa","Mundelein","North Barrington","North Chicago", "Northbrook","Old Mill Creek","Park City","Port Barrington","Riverwoods","Round Lake","Round Lake Beach","Round Lake Heights","Round Lake Park","Third Lake","Tower Lakes","Vernon Hills","Volo","Wadsworth","Wauconda","Waukegan","Wheeling","Winthrop Harbor","Zion");

var IL_McHenry = new Array("Algonquin","Barrington Hills","Bull Valley","Cary","Crystal Lake","Fox Lake","Fox River Grove","Greenwood","Harvard","Hebron","Holiday Hills","Huntley","Island Lake","Johnsburg","Lake in the Hills","Lakemoor","Lakewood","Marengo","McCullom Lake","McHenry","Oakwood Hills","Port Barrington","Praire Grove","Richmond","Ringwood","Spring Grove","Trout Valley","Union","Wonder Lake","Woodstock");

var IL_Will = new Array("Aurora","Beecher","Bolingbrook","Braidwood","Channahan","Coal City","Crest Hill","Crete","Diamond","Elwood","Frankfort","Godley","Homer Glen","Joliet","Lemont","Lockport","Manhattan","Minooka","Mokena","Monee","Naperville","New Lenox","Orland Park","Park Forest","Peotone","Plainfield","Richton Park","Rockdale","Romeoville","Sauk Village","Shorewood","Steger","Symerton","Tinely Park","University Park","Wilmington","Woodridge");

function saveIndexValue(form) {
	form.cityIdx.value = form.wd_city.selectedIndex;
}

function setUnit(form) {
	 form.units.value = form.unit.options[form.unit.selectedIndex].value;
}

function printUnits(src) {
	return src.document.getElementById("units").value;
}

function getCounty(form) {

	lindex = form.wd_state.selectedIndex;
	for( var i=0; i< County[lindex].length ;i++)
           form.wd_county.options[i] = new Option( County[lindex][i]);  
        form.wd_county.options[0].selected = true;
        form.wd_county.options.length = County[lindex].length;
        return;
}

function getCity(form) {
	cvalue = form.wd_county.options[form.wd_county.selectedIndex].value;
	if(cvalue == "Cook") {
		for(var j=0; j < IL_Cook.length; j++)
			form.wd_city.options[j] = new Option(IL_Cook[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_Cook.length;
	}
	if(cvalue == "DuPage") {
		for(var j=0; j < IL_DuPage.length; j++)
			form.wd_city.options[j] = new Option(IL_DuPage[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_DuPage.length;
	}
	if(cvalue == "Kane") {
		for(var j=0; j < IL_Kane.length; j++)
			form.wd_city.options[j] = new Option(IL_Kane[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_Kane.length;
	}
	if(cvalue == "Lake") {
		for(var j=0; j < IL_Lake.length; j++)
			form.wd_city.options[j] = new Option(IL_Lake[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_Lake.length;
	}
	if(cvalue == "McHenry") {
		for(var j=0; j < IL_McHenry.length; j++)
			form.wd_city.options[j] = new Option(IL_McHenry[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_McHenry.length;
	}
	if(cvalue == "Will") {
		for(var j=0; j < IL_Will.length; j++)
			form.wd_city.options[j] = new Option(IL_Will[j]);
		form.wd_city.options[0].selected = true;
		form.wd_city.options.length = IL_Will.length;
	}
	return;
}

function changepage(form) {
	var url;
	var i,j;
	i = document.myform.wd_state.selectedIndex;
	j = document.myform.wd_county.selectedIndex;
	selectedcounty = document.myform.wd_county.options[j].text;
	selectedstate = document.myform.wd_state.options[i].text;
	//url = "http://www.ecn.purdue.edu/runoff/lthianew/tool3.htm";
	url = "http://cobweb.ecn.purdue.edu/runoff/lthianew/tool3.htm";
	url = url+"?"+selectedstate;
	url = url+"?"+selectedcounty;
	//url = url+"?"+document.myform.state.selectedIndex;
	url = url+"?"+"13";
	//window.location = url;
	var nWin = window.open(url);
	nWin.document.myform.landuse1.selectedIndex = 1; 
}


function CheckisNotEmpty(str) {
    var inputStr = str;
    if (inputStr == "" || inputStr == null) {
        //alert("This field requires an entry.");
        return false;
    }
    return true;
}

function tab5()
{
	alert("Please generate the results first by clicking either the 'Results' tab or the 'Next' Button");
	return false;
}
function load_state_map(form)
{

        mySoilState=new Array ( "al","al","az","ar","ca","co","newengland","de","md","fl","ga","ga","id","il","in","ia","ks","kt","la","newengland","md","newengland","mi","mn","ms","mo","mt","ne","nv","newengland","nj","nm","ny","nc","nd","oh","ok","or","pa","newengland","sc","sd","tn","tx","ut","newengland","va","wa","wv","wi","wy");

        //myStateIndex = form.stateindex.value;
	myStateIndex = 13;
        mySoilStateName = mySoilState[myStateIndex] ;
         if (myStateIndex == 1 || myStateIndex == 11 ){

                if (myStateIndex == 1 ){
                        var inputedData = "Alaska";
                }
                if (myStateIndex == 11 ){
                        var inputedData = "Hawaii";
                }
                alert ("No Soil Maps Available for "+inputedData+"");
return false;
    }
    if(myStateIndex >= 0) {
          stateWin = window.open("http://pasture.ecn.purdue.edu/~jychoi/lthia-gis/runms.cgi?"+mySoilStateName);
return false;
	}

}



function CheckNumberEntry(str) {
var dots = 0;
var flag;
  if (inputStr == "" || inputStr == null) {
    return true
   }
  else{
        var inputStr = str
                
        for (var i = 0; i < inputStr.length; i++) {
            var oneChar = inputStr.substring(i, i + 1)
                        flag = true;
            if (oneChar < "0" || oneChar > "9") {
                                if(oneChar == "."){
                                        dots++;
                                        if(dots > 1){
                                                flag = false;
                                        }
                                }
                                else{
                                        flag = false;
                                }
                        }
                        if(flag == false){
                
                                        
                                        return false
            }
        }
        return true
    }
    return true
}

function setLandUse(form,num)
{
	eval(" form.landuse"+num+".disabled = false ");

}


function CheckisNumber(str) {
        var dots = 0;
        var flag;
        
    if (CheckisNotEmpty(str)) {
        var inputStr = str
        for (var i = 0; i < inputStr.length; i++) {
        
            var oneChar = inputStr.substring(i, i + 1)
                        flag = true;
            if (oneChar < "0" || oneChar > "9") {
                                if(oneChar == "."){
                                        dots++;
                                        if(dots > 1){
                                                flag = false;
                                        }
                                }
                                else{
                                        flag = false;
                                }
                        }
                        if(flag == false){
                                                        
                                        alert("Please make sure entries are numbers only.")
                                        return false
            }
            
        }
        return true
    }
    return false
}

function clean(str)
{
        var len = str.len;
        var str1;
        per = 0;
        while(true)
        {
                per = str.indexOf("%");
                if(per >= len) return str;
                str1 = str.substring(per+3);
                str = str.substring(0,per) + str1;
                len = str.length();
        }
}


function TotalRow1(form,field,numlanduse)
{
  num=new Number(0);
   flag = new Number(0); 
  if(!CheckisNumber(field.value)){  
  field.value = 0;
  field.focus();
  flag = 1;
  }

if(numlanduse != 10)
{
eval(" form.landuse"+numlanduse+".disabled = false ");
}
	
  if( form.yr11.value.length > 0 )
     num += parseFloat(form.yr11.value,10);   
  if( form.yr21.value.length > 0 )
     num += parseFloat(form.yr21.value,10);   
  if( form.yr31.value.length > 0 )
     num += parseFloat(form.yr31.value,10);   
  if( form.yr41.value.length > 0 )
     num += parseFloat(form.yr41.value,10);   
  if( form.yr51.value.length > 0 )
     num += parseFloat(form.yr51.value,10);   
  if( form.yr61.value.length > 0 )
     num += parseFloat(form.yr61.value,10);   
  if( form.yr71.value.length > 0 )
     num += parseFloat(form.yr71.value,10);   
  if( form.yr81.value.length > 0 )
     num += parseFloat(form.yr81.value,10);   
  if( form.yr91.value.length > 0 )
     num += parseFloat(form.yr91.value,10);   

   form.total1.value=num.toString();
   if (flag == 1){
  return false;
  }
  return true
}

// this functions totals values in a given column
/*function popupTotalColumn(form,field,col) {
	num=new Number(0);
	flag = new Number(0); 
  	if(!CheckisNumber(field.value)){  
  		field.value = 0;
  		field.focus();
  		flag = 1;
  	}
	for(i = 1; i <= 8; i++) {
		var boxname = eval("form."+'box'+i.toString()+col);
  		if( boxname.value.length > 0 )
     			num += parseFloat(boxname.value,10);   
	}
	var boxname1 = eval("form."+'box'+i.toString()+col);
   	boxname1.value = num.toString();
   	if (flag == 1){
  		return false;
  	}

  	return true
}*/

function tempFunction()
{
	return true;
}


function TotalRow2(form,field,numlanduse)
{
  num=new Number(0);
   flag = new Number(0); 
  if(!CheckisNumber(field.value)){  
  field.value = 0;
  field.focus();
  flag = 1;
  }
  
  
if(numlanduse != 10)
{
eval(" form.landuse"+numlanduse+".disabled = false ");
}
  if( form.yr12.value.length > 0 )
     num += parseFloat(form.yr12.value,10);   
  if( form.yr22.value.length > 0 )
     num += parseFloat(form.yr22.value,10);   
  if( form.yr32.value.length > 0 )
     num += parseFloat(form.yr32.value,10);   
  if( form.yr42.value.length > 0 )
     num += parseFloat(form.yr42.value,10);   
  if( form.yr52.value.length > 0 )
     num += parseFloat(form.yr52.value,10);   
  if( form.yr62.value.length > 0 )
     num += parseFloat(form.yr62.value,10);   
  if( form.yr72.value.length > 0 )
     num += parseFloat(form.yr72.value,10);   
  if( form.yr82.value.length > 0 )
     num += parseFloat(form.yr82.value,10);   
  if( form.yr92.value.length > 0 )
     num += parseFloat(form.yr92.value,10);   

   form.total2.value=num.toString();
   if (flag == 1){
  return false;
  }
  return true
}



function TotalRow3(form,field,numlanduse)
{
  num=new Number(0);
   flag = new Number(0); 
  if(!CheckisNumber(field.value)){  
  field.value = 0;
  field.focus();
  flag = 1;
  }
  
if(numlanduse != 10)
{
eval(" form.landuse"+numlanduse+".disabled = false ");
}
  
  if( form.yr13.value.length > 0 )
     num += parseFloat(form.yr13.value,10);   
  if( form.yr23.value.length > 0 )
     num += parseFloat(form.yr23.value,10);   
  if( form.yr33.value.length > 0 )
     num += parseFloat(form.yr33.value,10);   
  if( form.yr43.value.length > 0 )
     num += parseFloat(form.yr43.value,10);   
  if( form.yr53.value.length > 0 )
     num += parseFloat(form.yr53.value,10);   
  if( form.yr63.value.length > 0 )
     num += parseFloat(form.yr63.value,10);   
  if( form.yr73.value.length > 0 )
     num += parseFloat(form.yr73.value,10);   
  if( form.yr83.value.length > 0 )
     num += parseFloat(form.yr83.value,10);   
  if( form.yr93.value.length > 0 )
     num += parseFloat(form.yr93.value,10);   

   form.total3.value=num.toString();
   if (flag == 1){
  return false;
  }
  return true
}


function showmsgwindow()
{
for(i=1;i<=9;i++){
eval(" myform.landuse"+i+".disabled = false ");
}
newindow = window.open("timer_wd.html","Timer","toolbar=no,width=500,height=200,screenX=200,screenY=400");
newindow.focus();
}
 
function showsamplewindow()
{
 popwindow = window.open("popup.htm","Sample","toolbar=yes,width=420,height=500");
popwindow.focus(); 
}

var poptable = new Array();

//prao  
function popupTable(form,indx,pop) 
{
	box = document.getElementById("luse"+indx);
	document.getElementById("rindex").value = indx;
	document.getElementById("isPop").value = pop;
	category = box.options[box.selectedIndex].value;
	if(category == "Commercial") {
		poptable[indx-1] = window.open('pop_commercial.htm','name1','scrollbars=yes, height=375,width=400');
		//if(poptable.opener == null) poptable.opener = self;
	}else if(category == "Industrial") {
		poptable[indx-1] = window.open('pop_industrial.htm','name2','scrollbars=yes, height=500,width=425');
		poptable[indx-1].focus();
	}else if(category == "Institutional") {
		poptable[indx-1] = window.open('pop_institutional.htm','name3','scrollbars=yes, height=500,width=425');
		poptable[indx-1].focus();
	}else if(category == "Single Family Residential") {
		poptable[indx-1] = window.open('pop_ldhome.htm','name4','scrollbars=yes, resizeable=yes, height=650,width=425');
		poptable[indx-1].focus();
	}else if(category == "Multi Family Residential") {
		poptable[indx-1] = window.open('pop_hdhome.htm','name5','scrollbars=yes, resizable=yes, height=550,width=425');
		poptable[indx-1].focus();
	}else if(category == "Open Space") {
		poptable[indx-1] = window.open('pop_open.htm','name6','scrollbars=yes, height=350,width=425');
		poptable[indx-1].focus();
	}else if(category == "Agricultural") {
		poptable[indx-1] = window.open('pop_ag.htm','name6','scrollbars=yes, height=350,width=425');
		poptable[indx-1].focus();
	}else {
		/*document.getElementById("yri"+indx+"1").disabled = false;
		document.getElementById("yri"+indx+"2").disabled = false;
		document.getElementById("yri"+indx+"3").disabled = false;*/
		return true;
	}
	// disable text fields
	/*document.getElementById("yri"+indx+"1").disabled = true;
	document.getElementById("yri"+indx+"2").disabled = true;
	document.getElementById("yri"+indx+"3").disabled = true;*/
	return true;
}

function loadValues(src) {
	var ispop = src.document.getElementById("isPop").value;
	var indx = src.document.getElementById("rindex").value;
	document.getElementById("rowindx").value = src.document.getElementById("rindex").value;
	if(ispop == "false") return;
	var k1;
	var k2;
	for(k1 = 1; k1 <= 9; k1++) {
		for(k2 = 2; k2 <= 5; k2++) {
			var bpop = document.getElementById("b"+k1+k2);
			bpop.value = src.document.getElementById("box"+indx+k1+k2).value;
		}
	}	
	selbox = src.document.getElementById("luse"+indx);
	if(selbox.options[selbox.selectedIndex].value == "Single Family Residential") {
		for(k1 = 1; k1 <=3; k1++) {
			for(k2 = 1; k2<=3; k2++) {
				var tmp_v = document.getElementById("m"+k1+k2);
				/*if(ispop == "false") {
					var inp = dest.document.createElement("input");
					inp.setAttribute("type","hidden");
					inp.setAttribute("name","cmeasure"+indxr+k1+k2);
					inp.setAttribute("value",tmp_v.value);
					dest.document.myform.appendChild(inp);
                        	} else {*/
                                	tmp_v.selectedIndex = src.document.getElementById("cmeasure"+indx+k1+k2).value;
                        	//}
			}
		}
	}

	if(selbox.options[selbox.selectedIndex].value == "Multi Family Residential") {
		for(k1 = 1; k1 <=2; k1++) {
			for(k2 = 1; k2<=3; k2++) {
				var tmp_v = document.getElementById("m"+k1+k2);
				/*if(ispop == "false") {
					var inp = dest.document.createElement("input");
					inp.setAttribute("type","hidden");
					inp.setAttribute("name","cmfmeasure"+indxr+k1+k2);
					inp.setAttribute("value",tmp_v.value);
					dest.document.myform.appendChild(inp);
                        	} else {*/
                                	tmp_v.selectedIndex = src.document.getElementById("cmfmeasure"+indx+k1+k2).value;
                        //	}
			}
		}
	}
	document.getElementById("b102").value = src.document.getElementById("box"+indx+"102").value;
	document.getElementById("b103").value = src.document.getElementById("box"+indx+"103").value;
	document.getElementById("b104").value = src.document.getElementById("box"+indx+"104").value;
}


// prao
// this functions totals values in a given column
function popupTotalColumn(form,field,col) {
        num1=new Number(0);
        flag1 = new Number(0);
        if(!CheckisNumber(field.value)){
                field.value = 0;
                field.focus();
                flag1 = 1;
        }
        for(i = 1; i <= 9; i++) {
                var boxname = eval("form."+'box'+i.toString()+col);
                if( boxname.value.length > 0 )
                        num1 += parseFloat(boxname.value,10);
        }
        var boxname1 = eval("form."+'box'+i.toString()+col);
        boxname1.value = num1.toString();
        if (flag1 == 1){
                return false;
        }

        return true
}


// prao
// function to transfer user input from popup window to
// the main window
function transferData(dest,src)
{
        indxr = dest.document.myform.rowindex.value;
	var ispop = dest.document.getElementById("isPop").value;
        eval("dest.document.myform.yr"+indxr+1+".value = src.box102.value");
        eval("dest.document.myform.yr"+indxr+2+".value = src.box103.value");
        eval("dest.document.myform.yr"+indxr+3+".value = src.box104.value");

	var k1;
	var k2;
	for(k1 = 1; k1 <= 10; k1++) {
		for(k2 = 2; k2 <= 5; k2++) {
			var tmp_box = document.getElementById("b"+k1+k2);
			dest.document.getElementById("box"+indxr+k1+k2).value = tmp_box.value;
		}
	}

	if(document.getElementById("landusetype").value == "SF Residential") {
		for(k1 = 1; k1 <=3; k1++) {
			for(k2 = 1; k2<=3; k2++) {
				var tmp_v = document.getElementById("m"+k1+k2);
                         	dest.document.getElementById("cmeasure"+indxr+k1+k2).value = tmp_v.selectedIndex;
			}
		}
	}
	if(document.getElementById("landusetype").value == "MF Residential") {
		for(k1 = 1; k1 <=2; k1++) {
			for(k2 = 1; k2<=3; k2++) {
				var tmp_v = document.getElementById("m"+k1+k2);
                        	dest.document.getElementById("cmfmeasure"+indxr+k1+k2).value = tmp_v.selectedIndex;
				//alert("cmfmeasure"+indxr+k1+k2+" ==> "+dest.document.getElementById("cmfmeasure"+indxr+k1+k2).value);
			}
		}
	}

	//recalculate totals
	for(k1 = 1; k1 <=3; k1++) {
		var tot = 0;
		for(k2 = 1; k2 <=9 ; k2++) {
			if(dest.document.getElementById("yri"+k2+k1).value != "") {
			tot += parseFloat(dest.document.getElementById("yri"+k2+k1).value);}
		}
		dest.document.getElementById("tot"+k1).value = tot;
	}
}


function checkCounty(dest) {

	if(dest.wd_county.selectedIndex == 0) {
		alert("Please select county and city to continue");
		return false;
	}

}

function finalCheck(form) {


	if(form.wd_county.selectedIndex == 0) {
		alert("Please select county and city to continue");
		return false;
	}
        var sum_luse = ""  ;

        //form.previouscounty.value = form.county.selectedIndex;

        LandUseIndex1 = form.landuse1.selectedIndex ;
        LandUseIndex2 = form.landuse2.selectedIndex ;
        LandUseIndex3 = form.landuse3.selectedIndex ;
        LandUseIndex4 = form.landuse4.selectedIndex ;
        LandUseIndex5 = form.landuse5.selectedIndex ;
        LandUseIndex6 = form.landuse6.selectedIndex ;
        LandUseIndex7 = form.landuse7.selectedIndex ;
        LandUseIndex8 = form.landuse8.selectedIndex ;
        LandUseIndex9 = form.landuse9.selectedIndex ;
        //statecounty = form.county.selectedIndex ;
        form.browser.value = this.navigator.appName;
        form.inputtype.value= parseFloat("1") ;
                        
        year1_1 = parseFloat(form.yr11.value) ;
        year2_1 = parseFloat(form.yr21.value) ;
        year3_1 = parseFloat(form.yr31.value) ;
        year4_1 = parseFloat(form.yr41.value) ;
        year5_1 = parseFloat(form.yr51.value) ;
        year6_1 = parseFloat(form.yr61.value) ;
        year7_1 = parseFloat(form.yr71.value) ;
        year8_1 = parseFloat(form.yr81.value) ;
        year9_1 = parseFloat(form.yr91.value) ;

        year1_2 = parseFloat(form.yr12.value) ;
        year2_2 = parseFloat(form.yr22.value) ;
        year3_2 = parseFloat(form.yr32.value) ;
        year4_2 = parseFloat(form.yr42.value) ;
        year5_2 = parseFloat(form.yr52.value) ;
        year6_2 = parseFloat(form.yr62.value) ;
        year7_2 = parseFloat(form.yr72.value) ;
        year8_2 = parseFloat(form.yr82.value) ;
        year9_2 = parseFloat(form.yr92.value) ;

        year1_3 = parseFloat(form.yr13.value) ;
        year2_3 = parseFloat(form.yr23.value) ;
        year3_3 = parseFloat(form.yr33.value) ;
        year4_3 = parseFloat(form.yr43.value) ;
        year5_3 = parseFloat(form.yr53.value) ;
        year6_3 = parseFloat(form.yr63.value) ;
        year7_3 = parseFloat(form.yr73.value) ;
        year8_3 = parseFloat(form.yr83.value) ;
        year9_3 = parseFloat(form.yr93.value) ;

	 if (LandUseIndex1 > 0) {
        
                   if((!CheckNumberEntry(form.yr11.value)) ||(!CheckNumberEntry(form.yr12.value)) || (!CheckNumberEntry(form.yr13.value)) ){ 
               alert("All landuse values in Row 1 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex2 > 0) {
        
                   if((!CheckNumberEntry(form.yr21.value)) ||(!CheckNumberEntry(form.yr22.value)) || (!CheckNumberEntry(form.yr23.value)) ){ 
               alert("All landuse values in Row 2 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex3 > 0) {
        
                   if((!CheckNumberEntry(form.yr31.value)) ||(!CheckNumberEntry(form.yr32.value)) || (!CheckNumberEntry(form.yr33.value)) ){ 
               alert("All landuse values in Row 3 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex4 > 0) {
        
                   if((!CheckNumberEntry(form.yr41.value)) ||(!CheckNumberEntry(form.yr42.value)) || (!CheckNumberEntry(form.yr43.value)) ){ 
               alert("All landuse values in Row 4 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex5 > 0) {
        
                   if((!CheckNumberEntry(form.yr51.value)) ||(!CheckNumberEntry(form.yr52.value)) || (!CheckNumberEntry(form.yr53.value)) ){ 
               alert("All landuse values in Row 5 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex6 > 0) {
        
                   if((!CheckNumberEntry(form.yr61.value)) ||(!CheckNumberEntry(form.yr62.value)) || (!CheckNumberEntry(form.yr63.value)) ){ 
               alert("All landuse values in Row 6 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex7 > 0) {

                   if((!CheckNumberEntry(form.yr71.value)) ||(!CheckNumberEntry(form.yr72.value)) || (!CheckNumberEntry(form.yr73.value)) ){ 
               alert("All landuse values in Row 7 need to be numbers") ;  returnfalse ;}
            }
	    if (LandUseIndex8 > 0) {

                   if((!CheckNumberEntry(form.yr81.value)) ||(!CheckNumberEntry(form.yr82.value)) || (!CheckNumberEntry(form.yr83.value)) ){ 
               alert("All landuse values in Row 8 need to be numbers") ;  returnfalse ;}
            }
            if (LandUseIndex9 > 0) {

                   if((!CheckNumberEntry(form.yr91.value)) ||(!CheckNumberEntry(form.yr92.value)) || (!CheckNumberEntry(form.yr93.value)) ){
               alert("All landuse values in Row 9 need to be numbers") ;  returnfalse ;}
            }
	


	    if (LandUseIndex1 == 0) { alert("Select land uses starting at the top of the table. Do not skip rows in the table when selecting land uses.") ;  return false ; }

	year1=new Number(parseFloat(form.total1.value,10));
        year2=new Number(parseFloat(form.total2.value,10));
        form.totalarea=form.total1.value;
        
        if( (year1 - year2) == 0)
        { 
           year3=new Number(parseFloat(form.total3.value,10));
           if( year3 == 0 ){
			showmsgwindow();
                        return true;
           } 

            if( (year1-year3) == 0 )
            {
				showmsgwindow();
                                return true;
            }
            else
            {
              alert("The land use doesn't match in Year 3!! ");  
              return false;
            }
          }
        else
        {
                        year3=new Number(parseFloat(form.total3.value,10));
                        if( year2 == 0 && year3 == 0 ){
				showmsgwindow();
                                return true; 
                        }
                
             alert("The land use doesn't match in Year 2!! "+year2+","+year1);
             return false;
        }
	showmsgwindow();
	//document.myform.reset();
        return true; 

}

function stripblanks(str)
{
        for (i=0;i<str.length;i++)
        {
                if(str.substring(i,i+1) == ' ')
                {
                        str = str.substring(0,i)+  str.substring(i+1);
                }

        }
        //alert(str);
        return str;
}


function strippercent(str)
{
	for (i=0;i<str.length;i++)
	{
		x = str.substring(i,i+1);
		if(str.substring(i,i+1) == '%') 
		{
			str = str.substring(0,i)+ " " + str.substring(i+3);
		} 
		
	}
	//alert(str);
	return str;
}

function my_onload()
{
	if(window.name == "popwindow") return;
	/*var locate = window.location;
	var localcounty,localstate;
	document.myform.location.value = window.location;
	var text = document.myform.location.value;
	


	theleft = text.indexOf("?")+1;
	theright = text.lastIndexOf("?");
	text1 = text.substring(theleft,theright);
	theright1 = text1.lastIndexOf("?");
	localstate = text1.substring(0,theright1);
	localcounty = text1.substring(theright1+1);	
	stateindex = text.substring(theright+1);

	//alert(localstate + " " + localcounty + " " + stateindex);
	document.myform.county.value = strippercent(localcounty);
	document.myform.state.value = strippercent(localstate);
	document.myform.stateindex.value = stateindex;
	document.myform.scenname.value = stripblanks(document.myform.county.value + document.myform.state.value);
	//alert(document.myform.scenname.value);
	//document.myform.scenname.value  = stripblanks(document.myform.scenname.value);*/


	if(document.myform.landuse1.selectedIndex != 0) 
	{
		document.myform.landuse2.disabled = false; 
	}
	if(document.myform.landuse2.selectedIndex != 0) 
	{
		document.myform.landuse3.disabled = false; 
	}
	if(document.myform.landuse3.selectedIndex != 0) 
	{
		document.myform.landuse4.disabled = false; 
	}
	if(document.myform.landuse4.selectedIndex != 0) 
	{
		document.myform.landuse5.disabled = false; 
	}
	if(document.myform.landuse5.selectedIndex != 0) 
	{
		document.myform.landuse6.disabled = false; 
	}
	if(document.myform.landuse6.selectedIndex != 0) 
	{
		document.myform.landuse7.disabled = false; 
	}
	if(document.myform.landuse7.selectedIndex != 0) 
	{
		document.myform.landuse8.disabled = false; 
	}
	if(document.myform.landuse8.selectedIndex != 0) 
	{
		document.myform.landuse9.disabled = false; 
	}
	//getCounty(document.myform);
	getCity(document.myform);
	document.myform.wd_city.selectedIndex = document.myform.cityIdx.value;
	//alert('selcted index ' + document.myform.wd_city.selectedIndex);
	//document.myform.reset();	
}

this.onload  = my_onload;