function popup(url, windowName, height, width) {
	newwindow=window.open(url,windowName,'height=' + height + ',width=' + width +', location=0,menubar=0,directories=0,toolbar=1,scrollbars=1,resizable=1');
	if (window.focus) {newwindow.focus()}
}

var printWindowReference;
function openAndPrintWindow(url){
	printwindow = window.open(url,"printWindow", 300, 800 );
	printwindow.print();
}

function sortRows(rowId, columnIdx, skipCharIndex) {

var stIsIE = /*@cc_on!@*/false;

var row = document.getElementById(rowId);


	if (!row || row.tagName != "TR") {
		alert('row not recd in sortRows()')
		return
	}
	
	if (skipCharIndex == undefined)
		skipCharIndex=0;
	
	// if (row.cells[columnIdx].attributes['skipCharIndex'] != undefined && row.cells[columnIdx].attributes['skipCharIndex'] != null)
	//	skipCharIndex = row.cells[columnIdx].attributes['skipCharIndex'].nodeValue;
	
	// alert("skip "+skipCharIndex);
	// alert("th content "+row.cells[columnIdx].innerHTML);
	//alert("class : "+row.cells[columnIdx].class);
	var c = row.parentNode.childNodes;
	var tobeSorted = new Array();
	for (var i=0, tmp; tmp=c[i]; i++) {
		if (tmp != row && tmp.tagName == "TR") {
			var cellContent = new Array();
			
			for (var j=0, jc; jc=tmp.cells[j]; j++)
				cellContent.push(jc.innerHTML);
				
			tobeSorted.push({'row':cellContent, 'col': tmp.cells[columnIdx].innerHTML, 'idx':i, 'skipCharIndex':skipCharIndex} );
			// alert('found row');
		}
	}
	
	// alert('array len: '+tobeSorted.length);
	

	// determine sort order
	if (row.cells[columnIdx].sortOrder == 0)
		row.cells[columnIdx].sortOrder = 1;
	else
		row.cells[columnIdx].sortOrder = 0;
		
	
	tobeSorted.sort(row.cells[columnIdx].sortOrder == 0 ? sortFn : reverseSortFn);
	
	for (var i=0, j=0, tmp; tmp=c[i]; i++) {
		if (tmp != row && tmp.tagName == "TR") {
			for (var k=0, newCell; newCell=tmp.cells[k]; k++)
				newCell.innerHTML = tobeSorted[j].row[k];
			j++;
		}
	}

	// apply sort order mark
	
	var sortMark = document.getElementById("sortMarkId");
	if (sortMark)
		sortMark.parentNode.removeChild(sortMark);
	else {
		sortMark = document.createElement("span");
		sortMark.id = "sortMarkId";
	}
	
	if (row.cells[columnIdx].sortOrder == 0)
		sortMark.innerHTML = stIsIE ? '&nbsp<font face="webdings">6</font>' : '&nbsp;&#x25BE;';
	else
		sortMark.innerHTML = stIsIE ? '&nbsp<font face="webdings">5</font>' : '&nbsp;&#x25B4;';
	
	
	row.cells[columnIdx].appendChild(sortMark);	
}

function reverseSortFn(a, b) {
	return -sortFn(a, b);
}


function sortFn(a, b) {

	var c1 = a.col; //.row.cells[a.idx].innerHTML;
	var c2 = b.col; //.row.cells[b.idx].innerHTML;
	
	// alert('a style: '+a.skipCharIndex+' b style: '+b.skipCharIndex);
	// alert("skip "+a.skipCharIndex+" before "+c1+" len "+c1.length);
	
	// skip chars if indicated
	if (a.skipCharIndex < 0) {
		c1 = c1.substr(0, c1.length+a.skipCharIndex);
	} else {
		c1 = c1.substr(a.skipCharIndex);
	}
	
	// alert("after "+c1+" len "+c1.length);
		
	if (b.skipCharIndex < 0) {
		c2 = c2.substr(0, c2.length+b.skipCharIndex);
	} else {
		c2 = c2.substr(b.skipCharIndex);
	}
	
	// try date
	var d1 = Date.parse(c1), d2 = Date.parse(c2);
	if (!isNaN(d1) && !isNaN(d2)) {
		// fix for 2 digit years that JS considers to be 19YY
		// add 100 years! including leap years
		if (d1 < 0) {
			// alert('d1 before '+d1);
			d1 += (100*365 +25)*24*60*60*1000;
			// alert('d1 after '+d1);
		} // else
			// alert('d1 NO fix '+d1);
		
			
		if (d2 < 0) {
			// alert('d2 before '+d2);
			d2 += (100*365 +25)*24*60*60*1000;
			// alert('d2 after '+d2);
		} // else
			// alert('d2 NO fix '+d2);
		
		
		if (d1 < d2)
			return -1;
		else if (d1 > d2)
				return 1;
			else
				return 0;
	}
	
	// try float
	var n1 = new Number(c1), n2 = new Number(c2);
	
	if (!isNaN(n1) && !isNaN(n2)) {
		if (n1 < n2)
			return -1;
		else	if (n1 > n2)
					return 1;
				else
					return 0;
	}
	
	// try currency by checking the first char for $
	var currnRe = /^\$\s*(.+)/;
	
	n1=n2=null;
	var match=c1.match(currnRe);
	if (match != null)
		n1 = new Number(match[1]);
	match=c2.match(currnRe);
	if (match != null)
		n2 = new Number(match[1]);
	
	if (n1 != null && n2 != null && !isNaN(n1) && !isNaN(n2)) {
		if (n1 < n2)
			return -1;
		else	if (n1 > n2)
					return 1;
				else
					return 0;
	}	

	// finally do a character sort
	if (c1 < c2)
		return -1;
	else	if (c1 > c2)
				return 1;
			else
				return 0;
	
	}
	 
	 
	function emailCheck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address! Please re-enter.")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address! Please re-enter.")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail Address! Please re-enter.")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail Address! Please re-enter.")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail Address! Please re-enter.")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail Address! Please re-enter.")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail Address! Please re-enter.")
		    return false
		 }

 		 return true					
	}
	function IsNumeric(sText)
	{
   	//var ValidChars = "0123456789";
   	//var IsNumber=true;
      //var Char;

      var check = true;
      var i = 0;
      var tempChar
 
      for (i = 0; i < sText.length; ++i) {
         tempChar = sText.charAt(i); //cycle through characters
         if(((tempChar < "0") || (tempChar > "9")) && !(tempChar == "")){
            check = false;
            break;
         }
       }
       return check;
   /*
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
      
     return IsNumber;
   */
   }