function valid_emailsub(){
	var fs=document.newssub_form;
	document.getElementById('subscribe_div').innerHTML='';
	if(fs.sub_email.value== '' || fs.sub_email.value== 'Enter your e-mail here'){
	document.getElementById('subscribe_div').innerHTML='Enter Email';
	fs.sub_email.focus();
	fs.sub_email.style.borderColor='red';
	return false;
	}else{
	fs.sub_email.style.borderColor='';
	}
	if(checkEmail(fs.sub_email.value)==false){
	document.getElementById('subscribe_div').innerHTML='Enter Valid Email';
	fs.sub_email.focus();
	fs.sub_email.style.borderColor='red';
	return false;
	}else{
	fs.sub_email.style.borderColor='';
	}
}
function checkEmail(myForm){
    var fs=document.newssub_form;
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(myForm)){
	  return true;
	}else{		
		return false;
	}
 }