function ajax_form(form,site_url,link_id){

var req = jQuery.post(site_url,jQuery('#' + form).serialize(), 
		function(html){
			var explode = html.split("\n");
			var shown = false;
			var msg = '<b>You have errors in your form. Please correct the marked fields:</b><br /><br /><ol>';
			for ( var i in explode )
			{
				var explode_again = explode[i].split("|");
				if (explode_again[0]=='error')
				{
					if ( ! shown ) {
						jQuery('#' + link_id).show();
					}
					shown = true;
					add_remove_class('ok','error',explode_again[1]);
					jQuery('#err' + explode_again[1]).html(explode_again[2]);
					/* msg += "<li>" + explode_again[1] + "</li>";    LISTS FIELDS THAT NEED TO BE CORRECTED IN TOP DIV    */
					 
				}
				
				else if (explode_again[0]=='ok') {
					add_remove_class('error','ok',explode_again[1]);
					jQuery('#err' + explode_again[1]).hide();
				}
			}
			
		 	if ( ! shown )
			{ 
					
					var datastring = $('#' + form).serialize();
					$.ajax({type: "POST", url: "index-test.php",data: datastring+'&PRECAPTCHA=1'});
					fnShowHidePopUp('captcha', 'Show');
					zxcBAnimator('opacity','captcha',0,100,1000);
					fnShowHidePopUp('gray', 'Show');
					zxcBAnimator('opacity','gray',0,85,10);
					
			}
			else {
				add_remove_class('success','error',link_id);
				jQuery('#' + link_id).html(msg + "</ol>");
			}
			
			req = null;
		}
	);
	return false;
}


function add_remove_class(search,replace,element_id)
{
	if (jQuery('#' + element_id).hasClass(search)){
		jQuery('#' + element_id).removeClass(search);
	}
	jQuery('#' + element_id).addClass(replace);
}