   <!--   
   var emptyString = /^\s*$/

	// -----------------------------------------
	//  Trim leading/trailing whitespace off string
	// -----------------------------------------
	function trim(str)
	{
	return str.replace(/^\s+|\s+$/g, '')
	};
	
	function chkEmail(field_name, ifld)
	{
		if (window.document.getElementById(field_name).value != "")
		{
			var reemail = new RegExp(/^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/);
			var m = reemail.exec(window.document.getElementById(field_name).value);
			if (!m)
			{
				document.getElementById(ifld).innerText = "Please insert a valid email address"
				window.document.getElementById(ifld).style.display = "inline";
				return false;				
			}
			else
			{
				document.getElementById(ifld).innerText = "";
				window.document.getElementById(ifld).style.display = "none";
				return true;
			}
		}
		return true;
	}

	function chkReqField(field_name, ifld)
	{
		if (window.document.getElementById(field_name).value == "" && !window.document.getElementById(field_name).disabled)
		{
			document.getElementById(ifld).innerText = "required field"
			window.document.getElementById(ifld).style.display = "inline";
			return false;				
		}
		else
		{
			document.getElementById(ifld).innerText = ""
			window.document.getElementById(ifld).style.display = "none";
			return true;
		}	
	}
	
	function chkRadioField(field_name, ifld)
	{
			var is_checked = false;
			var arr_radio = document.getElementsByName(field_name);
			if(arr_radio)
			{
				for(i=0;i<arr_radio.length;i++)
				{					
					if(arr_radio.item(i).checked == true)
					{
						is_checked = true;
						break;
					}
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			}
			
			if(is_checked)
				window.document.getElementById(ifld).style.display = "none";
			else
				window.document.getElementById(ifld).style.display = "block";	
			
			return is_checked;
		}	

	function createXMLHttp() {

		if(window.XMLHttpRequest) 
		{
			try { return new XMLHttpRequest();
			} catch(e) { return false; }
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	}
	
function getNumbers(){
	var ch=event.keyCode;
	event.returnValue =((ch >= 48 && ch <= 57) || ch ==46);
}

function GetNumbersAndLetters(){
	var ch=event.keyCode;
	event.returnValue =((ch >= 45 && ch <= 57) || (ch >= 65 && ch <= 90) || (ch >= 97 && ch <= 122));
}
//-->