var loadingImage = '<div align="center"><br /><br /><br /><br /><img src="http://www.prixdunet.com/gfx/loading.gif" border="0" alt="chargement..."/></div>';

function getUrl(obj,id,val,tab){
	
	$("#mainContent").empty();
	$("#mainContent").append(loadingImage);
		
		var address = 'http://www.prixdunet.com/'+obj+'?idcat='+id+'&val='+val+'&tab='+tab;
		
	$.ajax({
		url: address,
		dataType: "html",
		type: "GET",
		cache: false,
		error: function(e){
			$("#mainContent").empty();
			$("#mainContent").append("<strong>Application Error</strong><br/>Unfortunately a fatal error has been encountered and the script cannot continue.<br/><br/>Please try again.");
			return;
		},
		success: function(data){
			$("#mainContent").empty();
			$("#mainContent").append(data);
			return;
		}
	});
}