/****************************************************************************
**  De functie voor een popup window:                                      **
**  launchWin()                                                            **
****************************************************************************/

function launchWin(url, name, width, height, scrolling, resize) {
    var str = "height=" + height + ",innerHeight=" + height;
    str += ",width=" + width + ",innerWidth=" + width;
    if (window.screen) {
        var ah = screen.availHeight - 30;
        var aw = screen.availWidth - 10;
        var xc = (aw - width) / 2;
        var yc = (ah - height) / 2;
        str += ",left=" + xc + ",screenX=" + xc;
        str += ",top=" + yc + ",screenY=" + yc;
    }
    popWin = window.open(url, name, str + ',' + 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars='+scrolling+', resizable='+resize);
    if(parseInt(navigator.appVersion) >= 4) {
 	    setTimeout('popWin.focus();',250);
    }
}

/****************************************************************************
**  De functie voor preview van een hostingpakket:                         **
**  previewPackage()                                                       **
****************************************************************************/

function previewPackage() {
	packageArray = new Array;
	packageArray[0] = "details_telastart.php";
	packageArray[1] = "details_telabasic.php";
	packageArray[2] = "details_telaplus.php";
	packageArray[3] = "details_telapro.php";
	packageNumber = document.form.hostingPackage.selectedIndex;
	packagePage = packageArray[packageNumber];
	launchWin('http://www.telahost.net/bestellen/'+packagePage, 'pakkettenpreview', '650', '550', 'yes', 'yes')

}

/****************************************************************************
**  De functie om de scroll positie te onthouden:                          **
**  saveScrollPos()                                                        **
****************************************************************************/

function saveScrollPos(formName) {
  eval("document."+formName+".scrollX.value = (document.all)?document.body.scrollLeft:window.pageXOffset");
  eval("document."+formName+".scrollY.value = (document.all)?document.body.scrollTop:window.pageYOffset");
}

/****************************************************************************
**  De functies voor het preloaden van images en voor het mousover effect: **
**  MM_swapImgRestore()                                                    **
**  MM_preloadImages()                                                     **
**  MM_findObj()                                                           **
**  MM_swapImage()                                                         **
****************************************************************************/

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}