function openPop(destination,winname,scroll,winwidth,winheight) {
  satellite =  window.open(destination,winname,"locationbar=no,directories=no,status=no,menubar=no,resizable=no,scrollbars="+scroll+",copyhistory=no,width="+winwidth+",height="+winheight+"");
  satellite.moveTo(((screen.width/2)-(winwidth/2)),((screen.height/2)-(winheight/2)));
}


function change(name,quelle){

  window.status = "";
  document.images[name].src = quelle.src;
}



// preload images
pic_b_corporate 		= new Image(19,21);
pic_b_corporate.src 		= "art/navigation/b_corporate.gif";
pic_b_corporate_hi 		= new Image(19,21);
pic_b_corporate_hi.src 		= "art/navigation/b_corporate_hi.gif";
	
pic_b_strategie 		= new Image(22,21);
pic_b_strategie.src 		= "art/navigation/b_strategie.gif";
pic_b_strategie_hi 		= new Image(22,21);
pic_b_strategie_hi.src 		= "art/navigation/b_strategie_hi.gif";

pic_b_print 			= new Image(21,21);
pic_b_print.src 		= "art/navigation/b_print.gif";
pic_b_print_hi 			= new Image(21,21);
pic_b_print_hi.src 		= "art/navigation/b_print_hi.gif";

pic_b_multimedia 		= new Image(28,21);
pic_b_multimedia.src 		= "art/navigation/b_multimedia.gif";
pic_b_multimedia_hi 		= new Image(28,21);
pic_b_multimedia_hi.src 	= "art/navigation/b_multimedia_hi.gif";

pic_b_messedesign 		= new Image(20,21);
pic_b_messedesign.src 		= "art/navigation/b_messedesign.gif";
pic_b_messedesign_hi 		= new Image(20,21);
pic_b_messedesign_hi.src 	= "art/navigation/b_messedesign_hi.gif";