// Shows an url in a new window
function ShowPopup(pURL, pTitle, pHeight, pWidth){
	var iLeft = (screen.availWidth/2) - (pWidth/2);
	var iTop = (screen.availHeight/2) - (pHeight/2);
	winPop = window.open(pURL,pTitle,"width=" + pWidth + ",height=" + pHeight + ",left=" + iLeft + ",top=" + iTop + ",resizable=yes,scrollbars=yes");
	return false;
}

// Checks or unchecks all items in a given checklistbox
function CheckAll(pChecklistbox, pChecked){
  var aEls = document.getElementsByTagName("input");
  for(i=0;i<aEls.length;i++){
    if(aEls[i].type=="checkbox"){
      if(aEls[i].id.indexOf(pChecklistbox)>-1){
        aEls[i].checked=pChecked;
      }
    }
  }
}