function open_window(mypage,myheight,mywidth)
	{
	    popuph = 400;
	    popupw = 650;
	    winprops = "scrollbars=yes,scrolling=auto,resizable=yes";

	    if(myheight){popuph=myheight}
	    if(mywidth){popupw=mywidth}
	    heightX = (screen.height-popuph) / 2 -10;
	    widthX = (screen.width-popupw) / 2;
	    win = window.open(mypage,"HostProfis","width="+popupw+",height="+popuph+","+winprops+",left="+widthX+",top="+heightX);
	    if (parseInt(navigator.appVersion) >= 4){  win.window.focus();}
	}

	function check_bbchecker()
	{
	        bbcheckformid = document.getElementById('bbcheckform');
	        bbcheckformid.submit();
	        
	}


	function check_nl()
	{
	      if(document.getElementById('e_mail').value == 'E-Mail eingeben' || document.getElementById('e_mail').value == '')
	      {
	                alert("Bitte geben Sie Ihre E-Mail an!");
	                return false;
	      }
	      else{
	          e_maild=document.getElementById('e_mail').value;
	          win1=open_window("http://www.hostprofis.com/website/nl/nl.php?e_mail="+e_maild+"",300,300);
	      }
	      return true;
	}