$(document).ready(function() {

/***** main image change *****/
	var img_number = 5;
	var ram_number = (Math.floor(Math.random () * 10) + 1)%img_number + 1;
	var img_name = "img/home/main" + ram_number + ".jpg";
	$("#main-image").css("background-image", "url(" + img_name + ")");

/***** header image change *****/	
	var topimg = $("#titlelogo img");
	var imgsrc = $(topimg).attr("src");
	$("#titlelogo map").hover(function(){
	$(topimg).attr("src", imgsrc.replace(/\.gif/ig, '-red.gif'));
	},
	function(){
	$(topimg).attr("src", imgsrc.replace(/\-red.gif/ig, '.gif'));
	});
	
/***** image border *****/
	
	$(".item-main p a").hover(function(){
	$(this).css("border-color", "#900");},
	function(){
	$(this).css("border-color", "#e6e6eb");
	});

});