function validationenews()

{
if(document.formsub.CustomFields_2_5.value == "" || document.formsub.CustomFields_2_5.value == "First Name")
		{
			alert("Please Enter Your First Name");
			document.formsub.CustomFields_2_5.focus();
			return false;
		}

	
		if(document.formsub.email.value == "")
		{
			alert("Please Enter valid e-mail.");
			document.formsub.email.focus();
			return false;
		}
		
		else
	{
	//email validation start
		var str=document.formsub.email.value;
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Please Enter a Valid E-mail Address.")
		   document.formsub.email.focus();
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please Enter a Valid E-mail Address.")
		   document.formsub.email.focus();
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please Enter a Valid E-mail Address.")
			document.formsub.email.focus();
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please Enter a Valid E-mail Address.")
			document.formsub.email.focus();
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please Enter a Valid E-mail Address.")
			document.formsub.email.focus();
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please Enter a Valid E-mail Address.")
			document.formsub.email.focus();
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please Enter a Valid E-mail Address.")
			document.formsub.email.focus();
		    return false
		 }
	}
		
			return true;
}