<!---
function isEmailID(field,bSubmit) {

	emailStr = field.value
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
		//changed now
	var valid = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_-.@";
		var temp;
		for (var i=0; i<field.value.length; i++)	{
	        	temp = field.value.substring(i,i+1);
	        	if (valid.indexOf(temp) == "-1")    {
	        		alert("Please do not enter space or characters like +*()%& in Email Address");
	        		field.select();
	        		field.focus();
       				return false;
	        	}
	}

		//changed now

	//alert("bool="+bSubmit);
	if(bSubmit.name!="submit" && (field.length == 0 || field.value ==""))
	{
		return true;
	}
	if(field.length == 0 || field.value =="")
	{
	    	alert("Please do not leave the field empty");
	    	field.select();
	    	field.focus();
		return false;
	}

  var matchArray=emailStr.match(emailPat)
  	 if(matchArray==null) {
		alert("Please enter a valid EmailID");
		field.focus();
		field.select();
		return false
		}
	 var user=matchArray[1];
	 var domain=matchArray[2];

	 if (user.match(userPat)==null) {
    // user is not valid
	    alert("The username in Email Address doesn't seem to be valid.")
    	field.focus();
    	field.select();
	    return false
	 }

	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
    // this is an IP address
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address in EmailID is invalid!");
				field.focus();
				field.select();
				return false
			}
		}
	return true
	}

	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert("The domain name in EmailID doesn't seem to be valid.");
			field.focus();
			field.select();
		return false
	}

	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2||domArr[domArr.length-1].length>3) {
   // the address must end in a two letter or three letter word.
		alert("The Email address must end in a three-letter domain, or two letter country.");
		field.focus();
		field.select();
		return false
	}

	if (len<2) {
		var errStr="The Email address is missing a hostname!"
		alert(errStr)
		field.focus();
		field.select();
		return false
	}
	return true;
}

function validateNumericField(keyCode) {
 if (keyCode == 13) updateTotalCost();
 if ((keyCode == 8) || (keyCode == 37) || (keyCode == 39) || (keyCode == 46)) {
 // 46 = . ;
   return true;
 }
 if ((keyCode <= 105 && keyCode >= 95) || (keyCode <= 57 && keyCode >= 48)) {
  return true;
 }
 return false;
}

function chkInt()
{
 var x=event.keyCode;
 if((x>=48 && x<=57) || x==13){
  x=x;
 }
 else
 {
  event.keyCode=0;
  window.status ="Numeric Keys Only";
  setTimeout('window.status =""',2000);
 }
}
-->