// Exchnage Links Functions.

function validateForm(frm){
	
	title = frm.title.value;
	description = frm.description.value;
	site_url = frm.site_url.value;
	email = frm.email.value;
	txtHtml = frm.txtHtml.value;
	
	frmRet = true;
	emailRegex = '^[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$';
		
	if(title == '' || site_url == '' || email == '' || description == ''){
		alert('You left one of the fields empty');
		frmRet = false;
	}
	else if(txtHtml == '') {	
		alert('Please paste in the link for your site');
		frm.txtHtml.focus();
		frmRet = false;
	}
	else if(!email.match(emailRegex)){	
		alert('Invalid mail address');
		frm.email.focus();
		frmRet = false;		
	}	
	
	return frmRet;
}