// JavaScript Document
//-------------------------------------------------------------------------------------------------------------------------
// check system
var isMac = false;
var notNs4= true;
function checkAgents() {
		uAgent 		= navigator.userAgent.toLowerCase();
		if (uAgent.indexOf("mac")!= -1){
		isMac = true;
		}
		versNum= parseInt(navigator.appVersion);
		if((versNum == 4) && (uAgent.indexOf("netscape4") != -1)){
		notNs4 = false;
		}
}	
checkAgents();

//-----------------------------------------------------------------------------------------------------------------------------
// Popup Lernprogramm
function download_starten()
{
var url="sounds/Suicide_landscape.mp3";
var popup_name="download";
var breite=300;
var hoehe=25;
var scrollbars = "0";



var settings  ='height='+hoehe+',';
        settings     +='width='+breite+',';
        settings     +='locationbar=no,';
        settings     +='toolbar=no,';
        settings     +='menubar=no,';
        settings     +='status=no,';
        settings     +='resizable=yes';
		settings     +='directories=no,';		
	if(window.leitbild){
    	if (!(leitbild.closed)) { 
      			leitbild.close(); 
    			}
    		leitbild= window.open(url, popup_name, settings);									
			leitbild.moveTo(100,100);
			leitbild.focus();
  		}
  		else{
    		leitbild= window.open(url, popup_name, settings);
			leitbild.moveTo(100,100);
			leitbild.focus();
  			}
}