snow_intensive=400;
    snow_speed=20000;
    snow_src=new Array('sneg1.gif','sneg2.gif','sneg3.gif','sneg4.png');

    

    function snow_start() {
        snow_id=1;
        snow_y=$("body").height()+10;
        setInterval(function() {
            snow_x=Math.random()*document.body.offsetWidth-100;
            snow_img=(snow_src instanceof Array ? snow_src[Math.floor(Math.random()*snow_src.length)] : snow_src);
            snow_elem='<img class="png" id="snow'+snow_id+'" style="position:absolute; left:'+snow_x+'px; top:0;z-index:10000" src="./images/snow/'+snow_img+'"/>';
            $("body").append(snow_elem);
            snow_move(snow_id);
            snow_id++;
        },snow_intensive);
    }

    function snow_move(id) {
        $('#snow'+id).animate({top:snow_y,left:"+="+Math.random()*100},snow_speed,function() {
        $(this).empty().remove();
    });}