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);
    }
}
function DoRollOver(name,over)
{
	if(window.document.images) 
	{
	    var sExt;
	    if (window.document.images[name].src.indexOf('.jpg')>0){
	        sExt=".jpg";
	    }else{
	        if (window.document.images[name].src.indexOf('.gif')>0){
	        sExt=".gif";
	        }else{
	            sExt=".png";
	        }
	    }
	    
		if (over)
			window.document.images[name].src = "/images/buttons/" + name + "-hover" + sExt;
		else
			window.document.images[name].src =  "/images/buttons/" + name + sExt;
	}
}
function hoverOver(oElement,bHover) {
	if (bHover==1) {
		//oElement.className='area-hover';
	}else {
		//oElement.className='area';
	}
}