/*
JavaScript Document for wmusic.tv
*/

// Browserabfrage
var ie = navigator.appName.indexOf("Microsoft") != -1;
var ns = Number(navigator.appVersion.substring(0,1));
//alert("Javascript >> wm-java.js!" + " ie = " + ie + " ns = " + ns);


/*
Öffnen eines zentrierten Popup-Windows mit features z.B. ;
Aufruf: ma_popup_center('URL','NewWindow','700','400','resizable=yes,scrollbars=yes');
die Attribute width,heigth,left und top werden automatisch zu den features hinzugefügt;
Hinweis: User muss mindestens Version 4 IE oder Netscape haben;
myWindow.moveTo(((screen.width/2)-(winWidth/2)),((screen.height/2)-(winHeight/2)-50));
Dies könnte benutzt werden für ältere Browser, dann entfällt L_top und L_left;
*/
function ma_popup_center (theURL,winName,winWidth,winHeight,winFeatures){
		//alert ("function >> ma_popup_center");
		var L_top =  ", top=" + ((screen.height/2)-(winHeight/2)-50);
		var L_left =  ", left=" + ((screen.width/2)-(winWidth/2));
		winFeatures = winFeatures + "," + " width=" + winWidth + ", height=" + winHeight + L_top + L_left;
		//alert(winFeatures); 
  		myWindow=window.open(theURL,"winName",winFeatures );
		myWindow.focus();
}

/*
Öffnen eines Popup-Windows mit features z.B.;
Aufruf: open_window('URL','NewWindow',' width=200, height=200, resizable=no');
Hinweis: Durch focus kommt das Fenster in den Vordergrund;
*/
function ma_popup (theURL,winName,winFeatures){
		//alert ("function >> ma_popup");
		myWindow=window.open(theURL,"winName",winFeatures );
		myWindow.focus();
}

/*
Austauschen eines Bildes;
wichtig für IE ImageName durch name="ImageName" und für NS durch id="ImageName" festlegen
*/
function change_image ( ImageName, source ){
		//alert ("function >> change_image");
        if ( ie ){
                document.all[ImageName].src = source;
	    }else if ( ns < 5 ){
				document.images[Imagename].src = source;
		}else{
                window.document.getElementById(ImageName).src = source;
        }
}//EOF



/*
Aufrufen einer php-datei über javascript in einem event handler;
*/
function start_php ( cus_url, cus_ord ){
	   /*alert(eval("name='"+php_url.options.name+"'"));*/
	   /*alert("Funktion start_php: "+cus_url+"  "+cus_ord);*/
	   /*opens in same window*/
	   window.location.href = "pgm_banner_url.php?cus_url="+cus_url+"&cus_ord="+cus_ord;
	   /*opens in new window without controls*/
	   /*cus_win = window.open("pgm_banner_url.php?cus_url="+cus_url+"&cus_ord="+cus_ord, "cus_win", "width=800 , height=600");*/
 	   /*cus_win.moveTo(0,0);
       cus_win.resizeTo(400,400);*/
       cus_win.focus();
}//EOF


/*
Avoid webnapping in frames;
Call the function with onLoad=avoid_wn in the body tag
*/
function avoid_wn() { 
	if (self.parent.frames.length > 0)
	window.location.href = "";
}