function popUp( url, width, height, left, top ) {
	
      var newWindow;
      newWindow = window.open(url,
        "newGebruikersnaamWin",
        "width="+width+",height="+height+",left="+left+",top="+top+",resizable=yes,menubar=no,directories=no,toolbar=no,scrollbars=yes"
      );	 
}

function popUpWindow(url, width, height, left, top ) {
	
      var newWindow;
      newWindow = window.open(url,
        "poppedUpWindow",
        "width="+width+",height="+height+",left="+left+",top="+top+",resizable=yes,menubar=yes,directories=no,toolbar=no,scrollbars=yes"
      );	 
}

function popUpWindowAutoSizePos( anUrl) {
      var newWindow;
      newWindow = window.open(anUrl,
        "poppedUpWindow",
        "resizable=yes,menubar=yes,directories=no,toolbar=no,scrollbars=yes"
      );	 
}

function popUpNoScroll( url, width, height, left, top ) {
	
      var newWindow;
      newWindow = window.open(url,
        "newGebruikersnaamWin",
        "width="+width+",height="+height+",left="+left+",top="+top+",resizable=yes,menubar=no,directories=no,toolbar=no,scrollbars=no"
      );	 
}

function popUpFullScreen(url) {
	window.open(url, '', 'fullscreen=yes, scrollbars=no');
	
}