//Dropdown
$(function(){
$("ul.headnav li").hover(function(){
$(this).addClass("hover");
$('ul:first',this).css('visibility', 'visible');
}, function(){
$(this).removeClass("hover");
$('ul:first',this).css('visibility', 'hidden');
});
});

//Random Top Image - Setting
$(function(){
jQuery.fn.ranimg = function(){
var img = new Array();
img[0] = "/img/images-cont1.jpg";
img[1] = "/img/images-cont2.jpg";
img[2] = "/img/images-cont3.jpg";
img[3] = "/img/images-cont4.jpg";
img[4] = "/img/images-cont5.jpg";
var no = Math.floor((Math.random() * 100)) % img.length;
var target = this;
target.append('<img src="' + img[no] + '" width="294" height="130" alt="images" />');
};
jQuery.fn.ranimg2 = function(){
var img = new Array();
img[0] = "/img/images-cont6.jpg";
img[1] = "/img/images-cont7.jpg";
img[2] = "/img/images-cont8.jpg";
img[3] = "/img/images-cont9.jpg";
img[4] = "/img/images-cont10.jpg";
var no = Math.floor((Math.random() * 100)) % img.length;
var target = this;
target.append('<img src="' + img[no] + '" width="294" height="130" alt="images" />');
};
});

//Random Top Image
$(function(){
$('.rantopimg').ranimg();
$('.rantopimg2').ranimg2();
});