function showmenu(what) {
	document.getElementById('menu').innerHTML = '\n\t\t<img src="/img/'+what+'.jpg" style="width:252px; height:162px" usemap="#'+what+'_map" alt="" />\n\t';

	return false;
}

function showpage(what,width,height,win) {

 if (document.getElementById('main_menu') && navigator.appName == "Microsoft Internet Explorer" && !win) {
	win = window.showModelessDialog(what,window,'dialogHeight:'+eval(height+10)+'px; dialogWidth:'+width+'px; center:1; help:0; resizable:1; scroll:1; status:0');
 } else {
	win = window.open(what,'','height='+height+', width='+width+', left='+eval((screen.width-width)/2)+', top='+eval((screen.height-height)/2)+', toolbar=0, menubar=0, location=0, scrollbars=1, resizable=1, status=0');
 }

 return false;
}