/**
 * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

function echeck(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")
		   return false
		}

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

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

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

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

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

 		 return true					
	}

function ValidateForm(){
	var fromEmail=document.etfForm.fromAdd
	var toEmail=document.etfForm.toAdd
	
	if ((fromEmail.value==null)||(fromEmail.value=="")){
		alert("Please Enter your Email ID")
		fromAdd.focus()
		return false
	}
	if (echeck(fromEmail.value)==false){
		fromEmail.value=""
		fromAdd.focus()
		return false
	}
	if ((toEmail.value==null)||(toEmail.value=="")){
		alert("Please Enter your Email ID")
		toAdd.focus()
		return false
	}
	if (echeck(toEmail.value)==false){
		toEmail.value=""
		toAdd.focus()
		return false
	}
	return true
 }