function changeScrollbarColor() {
if (document.all) {
	document.body.style.scrollbarBaseColor ='#F5F5F5'; //white
	document.body.style.scrollbarArrowColor='#F5F5F5'
	document.body.style.scrollbarDarkShadowColor='#040059' //silver
	document.body.style.scrollbarFaceColor='#040059' //black
	document.body.style.scrollbarHighlightColor='#F5F5F5'
	document.body.style.scrollbarShadowColor='#808080' //Grey
   }
}



pos = 0;
function scroll(wohin){
 if(wohin == 'd'){
  pos += 50;
  self.scrollTo(0,pos);
 }else{
  pos -= 50;
  self.scrollTo(0,pos);
 }
}