function ladenImages()
{
	var Anzahl = ladenImages.arguments.length;
	var preImg = new Array();
	
	for (i=0;i<Anzahl;i++)
	{
			preImg[i] = new Image;
			preImg[i].src = ladenImages.arguments[i];
	}
}

function Bildwechsel(BildName,BildNeu,Ebene)
{
	if (Ebene == 0)	eval("document."+BildName+".src = 'images/"+BildNeu+".gif'");
	if (Ebene == 1)	eval("document."+BildName+".src = '../images/"+BildNeu+".gif'");
}


function chkFormular()
{
   if(document.Formular.Name.value == "")
      {
       alert("Bitte geben Sie Ihren Namen ein!");
       document.Formular.Name.focus();
       return false;
      }
     if(document.Formular.Telefon.value == "")
      {
       alert("Bitte geben Sie Ihre Telefonnummer ein!!");
       document.Formular.Telefon.focus();
       return false;
      }
}


function fenster(Produkt) 
{
switch (Produkt)
{
case 0: window.open("popup-icon-overhead.html","fenster","width=450,height=234");
        break;
case 1: window.open("popup-icon-dvd.html","fenster","width=450,height=234");
        break;
case 2: window.open("popup-icon-catering.html","fenster","width=450,height=234");
        break;
case 3: window.open("popup-icon-internet.html","fenster","width=450,height=234");
        break;
case 4: window.open("popup-icon-plasma.html","fenster","width=450,height=234");
        break;
case 5: window.open("popup-icon-flipchart.html","fenster","width=450,height=234");
        break;
case 6: window.open("popup-icon-beamer.html","fenster","width=450,height=234");
        break;												

}
}