$(document).ready(function(){ 

$("#FormEmail").submit(function() {
      
	   var str = $('#Collection_1_1').val();
	  
	   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	   if(reg.test(str) == false) {
		  alert('Invalid Email Address');
		  return false;
	   }
	   else
	   	return true;

});

	
});