function checkme(frm)
{
	
	if( frm.txtEmail.value == "" )
	{
		alert( "Please Enter Email Id!" );
		frm.txtEmail.focus();
		return false;
	}

	if(!checkMail(frm.txtEmail.value)){
		alert("Please Enter Valid Email Address !");
		frm.txtEmail.focus();
		return false;
	}
	
}


//This function is used for email validation
function checkMail(str) {
 var emailFilter=/^.+@.+\..{2,3}$/;
 if (!(str.match(emailFilter))) { 
    return false;
 }else {
	return true;
 }
 
}