$(function(){
	/*
	var btIm1=new Image();btIm1.src='images/button-1-b.gif';
	var btIm2=new Image();btIm1.src='images/button-2-b.gif';
	var btIm3=new Image();btIm1.src='images/button-3-b.gif';
	var btIm4=new Image();btIm1.src='images/button-4-b.gif';
	$('.imageMenu a').hover(
		function(){
			var pr=$(this).parent();
			var bg=(pr.css('background-image'));
			var sp=bg.split('-a');
			$(this).css('background-image',(sp[0]+'-b'+sp[1]));
		},function(){
			var pr=$(this).parent();
			var bg=(pr.css('background-image'));
			var sp=bg.split('-b');
			$(this).css('background-image','none');
		});
	*/
});