function echeck() {
		var str=form1.email.value
		var n=form1.name.value
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (n == ''){
		   alert("Please enter a name")
		   form1.name.focus();
		   return false
		   }
		if (str.indexOf(at)==-1){
		   alert("Please enter a valid email address")
		   form1.email.focus();
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter a valid email address")
		   form1.email.focus();
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter a valid email address")
		   form1.email.focus();
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please enter a valid email address")
		   form1.email.focus();
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please enter a valid email address")
		   form1.email.focus();
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter a valid email address")
		   form1.email.focus();
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter a valid email address")
		   form1.email.focus();
		    return false
		 }

 		 return true					
	}

function ValidateForm(){
	var emailID=document.frmSample.txtEmail
	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email ID")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	return true
 }
 
 function echeck1() {
		var str=form1.yemail.value
		var stra=form1.remail.value		
		var n=form1.yname.value
		var r=form1.rname.value
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (n == ''){
		   alert("Please enter your name")
		   form1.yname.focus();
		   return false
		   }
		if (r == ''){
		   alert("Please enter a receipient name")
		   form1.rname.focus();
		   return false
		   }

		if (str.indexOf(at)==-1){
		   alert("Please enter a valid email address")
		   form1.yemail.focus();
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter a valid email address")
		   form1.yemail.focus();
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter a valid email address")
		   form1.yemail.focus();
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please enter a valid email address")
		   form1.yemail.focus();
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please enter a valid email address")
		   form1.yemail.focus();
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter a valid email address")
		   form1.yemail.focus();
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter a valid email address")
		   form1.yemail.focus();
		    return false
		 }





		if (stra.indexOf(at)==-1){
		   alert("Please enter a valid email address")
		   form1.remail.focus();
		   return false
		}

		if (stra.indexOf(at)==-1 || stra.indexOf(at)==0 || stra.indexOf(at)==lstr){
		   alert("Please enter a valid email address")
		   form1.remail.focus();
		   return false
		}

		if (stra.indexOf(dot)==-1 || stra.indexOf(dot)==0 || stra.indexOf(dot)==lstra){
		    alert("Please enter a valid email address")
		   form1.remail.focus();
		    return false
		}

		 if (stra.indexOf(at,(lat+1))!=-1){
		    alert("Please enter a valid email address")
		   form1.remail.focus();
		    return false
		 }

		 if (stra.substring(lat-1,lat)==dot || stra.substring(lat+1,lat+2)==dot){
		    alert("Please enter a valid email address")
		   form1.remail.focus();
		    return false
		 }

		 if (stra.indexOf(dot,(lat+2))==-1){
		    alert("Please enter a valid email address")
		   form1.remail.focus();
		    return false
		 }
		
		 if (stra.indexOf(" ")!=-1){
		    alert("Please enter a valid email address")
		   form1.remail.focus();
		    return false
		 }



 		 return true					
	}