function  chkvalidate(){
  if(document.getElementById('name').value=="Name*"){
	   alert("Please enter name");
	  document.getElementById('name').focus();
	   return false;
	 }
	  
 	
     if(document.getElementById('sub_email').value==""){
	   alert("Please enter the Email Id");
	  document.getElementById('sub_email').focus();
	   return false;
	 }
	  
  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.getElementById('sub_email').value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      return false;
   }
}

 function  chk_frm(){
  if(document.getElementById('cname').value==""){
	   alert("Please enter name");
	  document.getElementById('cname').focus();
	   return false;
	 }
	  
 	
     if(document.getElementById('cemail').value==""){
	   alert("Please enter the Email Id");
	  document.getElementById('cemail').focus();
	   return false;
	 }
	  
  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.getElementById('cemail').value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      return false;
   }
}