// Base javascript functions

function ro(obj,src){
	if (!obj) return;
	obj.src = src;
}

/* Function to show or hide a div */
function vdiv(div){ div = $(div); if (div.style.display=="none"){ div.style.display = ""; }else{ div.style.display="none"; }}

/* Function to show or hide a div with effect */
function evdiv(div){ 
	div = $(div); 
	if (div.style.display=="none"){ 
		Effect.SlideDown(div, {duration: 0.25});
	}else{ 
		Effect.SlideUp(div, {duration: 0.25});
	}
}