// Preload für Rollover (Navigation)
aNav = new Array('trampletears','agenda','galerie','gaestebuch','link','kontakt','webformat');
for (i = 0; i < aNav.length; i++)
{
   eval ('var '+aNav[i]+'_out = new Image(); '+aNav[i]+'_out.src = "img/'+aNav[i]+'_out.gif";');
   eval ('var '+aNav[i]+'_over = new Image(); '+aNav[i]+'_over.src = "img/'+aNav[i]+'_over.gif";');
}

// Rollover
function ro(name, status) {document.images[name].src = eval(name+'_'+status).src;}

// y-Scroll-Position zurückliefern
function getScrollY()
{
   if (self.pageYOffset) {return self.pageYOffset;}
   else if (window.pageYOffset) {return window.pageYOffset;}
   else if (document.documentElement && document.documentElement.scrollTop) {return document.documentElement.scrollTop;}
   else if (document.body && document.body.scrollTop) {return document.body.scrollTop;}
   else {return 0;}
}