////////////////////////////////////////////////
//
// util.js[ver1.1 080618]
//
////////////////////////////////////////////////

var util = {
	preloader: {
		loadedImages: [],
		load: function (url){
			var img = this.loadedImages;
			var l = img.length;
			img[l] = new Image();
			img[l].src = url;
		}
	}
};


$(function(){
$('.hover').each(function(){					  
	this.originalSrc = $(this).attr('src');
		if ((/\d\.(jpg|gif|png)/).test(this.originalSrc)){
			this.rolloverSrc = this.originalSrc.replace(/(\.)(jpg|gif|png)/,"hover.$2");	
		}else{
			this.rolloverSrc = this.originalSrc.replace(/(\.)(jpg|gif|png)/,"Hover.$2");
		}	
	util.preloader.load(this.rolloverSrc);
});

$(".hover").hover(function(){
	$(this).attr('src',this.rolloverSrc);
}, function(){
	$(this).attr('src',this.originalSrc);
});	

$("select.archive").change(function(){
var link = $("select.archive option:selected").val();
if(link!=""){
location.href=link;
}
});

$('a.bl').click(function(){
window.open(this.href, '_blank');
return false;
});
});

function backToTop() {
    var x1 = x2 = x3 = 0;
    var y1 = y2 = y3 = 0;

    if (document.documentElement) {
        x1 = document.documentElement.scrollLeft || 0;
        y1 = document.documentElement.scrollTop || 0;
    }

    if (document.body) {
        x2 = document.body.scrollLeft || 0;
        y2 = document.body.scrollTop || 0;
    }

    x3 = window.scrollX || 0;
    y3 = window.scrollY || 0;

    var x = Math.max(x1, Math.max(x2, x3));
    var y = Math.max(y1, Math.max(y2, y3));

    window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));

    if (x > 0 || y > 0) {
        window.setTimeout("backToTop()", 25);
    }
}