imprint_open = 0;

function imprint() {
	d = (imprint_open) ? "none" : "block";
	$('imprint').style.display = d;
	imprint_open=!imprint_open;
}

function OpenNewWindow(url,xsize,ysize)
{
     ScreenWidth = screen.width;
     ScreenHeight = screen.height;
     xpos = (ScreenWidth/2)-(xsize/2);
     ypos = (ScreenHeight/2)-(ysize/2);
     popupWin = window.open(url,"name","toolbar=0,location=0,scrollbars=1,menubars=0,resizable=0,width="+xsize+",height="+ysize+",top="+ypos+",left="+xpos+"");
     popupWin.focus();
}

function makevisible(cur,which){
     if (which==0)
     cur.style.filter = 'alpha(opacity=100)';
     else
     cur.style.filter = 'alpha(opacity=50)';
     //cur.filters.alpha.opacity=50
}