function chgBg(obj,color){
if (document.all || document.getElementById)
  obj.style.backgroundColor=color;
else if (document.layers)
  obj.bgColor=color;
}

function showdiv(name) {
	if (document.all) {
		eval('document.all.' + name + '.style.visibility = "visible" ');
	} else if (document.layers) {
		eval('document.layers["' + name + '"].visibility = "visible" ');
	} else if (document.getElementById) {
		eval('document.getElementById("' + name + '").style.visibility = "visible" ');
	}
}

function hidediv(name) {
	if (document.all) {
		eval('document.all.' + name + '.style.visibility = "hidden" ');
	} else if (document.layers) {
		eval('document.layers["' + name + '"].visibility = "hidden" ');
	} else if (document.getElementById) {
		eval('document.getElementById("' + name + '").style.visibility = "hidden" ');
	}
}

function createXmlHttpObject() {
	http_request = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			// set type accordingly to anticipated content type
			//http_request.overrideMimeType('text/xml');
			http_request.overrideMimeType('text/html');
		}
	}else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	return http_request;
}




function dl(link) {
	document.location=link;
}

function popup(link, param) {
	p=new Array(); i=0;
	
	
	if (typeof(param)=='undefined') {
		a='ablak';
		p[i++]='status=0';
		p[i++]='scrollbars=1';
		p[i++]='resizable=1';
	}else{
		if (typeof(param.a)!='undefined') {a=param.a;}else{a='ablak';}
		
		if (typeof(param.w)!='undefined') { p[i++]='width='+param.w;}
		if (typeof(param.h)!='undefined') { p[i++]='height='+param.h;}
		if (typeof(param.st)!='undefined') { p[i++]='status='+param.st;}else{ p[i++]='status=0';}
		if (typeof(param.sc)!='undefined') { p[i++]='scrollbars='+param.sc;}else{ p[i++]='scrollbars=1';}
		if (typeof(param.r)!='undefined') { p[i++]='resizable='+param.r;}else{ p[i++]='resizable=1';}
	}
	ujablak=window.open(link, a, p.join(','));
	ujablak.focus();
}