function hi(buttonname) {
	if(document.images) {
		document[buttonname].src = eval(buttonname+"_hi.src");
	}
}

function low(buttonname) {
	if(document.images) {
		document[buttonname].src = eval(buttonname+"_low.src");
	}
}

function openWindowGen(url,name,width,height,top,left,resize,scroll) {
	var temp = "window.open('" + url + "', '" + name + "', '" + "width=" + width + ',height=' + height + ',top=' + top + ',left=' + left + ',resizable=' + resize + ',scrollbars=' + scroll + "')";
	eval(temp);
}

function zoom(button) {
        if(document.images) {
                document['main'].src = eval('img_'+button+'.src');
        }
	if(el = document.getElementById('title_'+button)) {
		el.style.display = 'block';
	}
	if(el = document.getElementById('block_'+button)) {
		el.style.display = 'block';
	}
}

function unzoom(button) {
        if(document.images) {
                document['main'].src = img_main.src;
        }
	if(el = document.getElementById('title_'+button)) {
		el.style.display = 'none';
	}
	if(el = document.getElementById('block_'+button)) {
		el.style.display = 'none';
	}
}