function validate_post(){
		if (document.frm.txtname.value=='') { 
			alert('Please enter your name !');
			document.frm.txtname.focus(); 
			return false;
		} else if (document.frm.txtemail.value=='') { 
			alert('Please enter your email address !'); 
			document.frm.txtemail.focus();
			return false;
//		} else if (!document.frm.txtemail.value.match(/^[a-zA-Z0-9\-\_\.]{1,280}@[a-zA-Z0-9\-\_]{2,280}.([a-zA-Z0-9\-\_]{3,280}.)?[a-zA-Z]{2,3}$/)) { 
		} else if (!checkmail(document.frm.txtemail)) { 
			alert('Invalid email address !'); 
			document.frm.txtemail.focus(); 
			return false;
		} else if (document.frm.txtsubject.value=='') { 
			alert('Please enter your subject !'); 
			document.frm.txtsubject.focus();
			return false;
		} else if (document.frm.txtcontent.value=='') { 
			alert('Please enter your post !'); 
			document.frm.txtcontent.focus();
			return false;
		}
	}	
	function not_allowed() {
		alert('You must be login before you can post a message !');
		return false;
	}
	function validate_search(){
		if (document.frm.txtkeyword.value=='') { 
			alert('Please enter a keyword !');
			document.frm.txtkeyword.focus(); 
			return false;
		}		
	}	
	function report(){
		if(confirm('Are you sure you want to report this message?')==true) { document.frm.action='message.php'; document.frm.submit(); }
	}
	
//added by Ronnie Atienza February 26 2009
var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i

function checkmail(e){
var returnval=emailfilter.test(e.value)
if (returnval==false){
//alert("Please enter a valid email address.")
//e.select()
return false
}else{
return returnval
}
}