function displayWindow2(url, width, height)
{ 
  var winname;
  d = new Date;
  t = d.getTime();
  winname = window.open(url ,"Window" + t,'width=' + width + ',height=' + height + ',resizable=0,scrollbars=yes,menubar=no,status=no,resizable=no' );
  winname.moveTo((screen.width-width)/2,(screen.height-height)/2);
  

}

function displayWindow(url, width, height, scrollbars, resizable, menubar, status)
{ var winname;


  d = new Date;
  t = d.getTime();
  var scrollbars = 1;
  var params = "";
  
  if(scrollbars) {
    params+= ",scrollbars=yes";
  }  else {
    params+= ",scrollbars=no" 
  }
   
  if(resizable) {
    params+= ",resizable=yes";
  }  else {
    params+= ",resizable=no" 
  }

	if(height <= 0){
		height=500;
	    params+= ",resizable=yes" 
	} 
	if(width <= 0) {
		width=650;
	    params+= ",resizable=yes" 
	}  
  
 
  if(menubar) {
    params+= ",menubar=yes";
  }  else {
    params+= ",menubar=no" 
  }

  if(status) {
    params+= ",status=yes";
  }  else {
    params+= ",status=no" 
  }
    

  winname = window.open(url ,"Window" + t,'width=' + width + ',height=' + height + ',' + params );
  winname.moveTo((screen.width-width)/2,(screen.height-height)/2);
}