function changer(name1,pic1) 
		{
  		window.document[name1].src = pic1.src;
 		}
	function changer2(name1,pic1,name2,pic2) 
		{
		window.document[name1].src = pic1.src;
		window.document[name2].src = pic2.src;							
		}
	function changer3(name1,pic1,name2,pic2,name3,pic3) 
		{
		window.document[name1].src = pic1.src;
		window.document[name2].src = pic2.src;
		window.document[name3].src = pic3.src;														
		}		
	
	function PopWinStart(SectionList,w,h) 
		{
		var popupx = (screen.width/2)-(w/2);
		var popupy = (screen.height/2)-(h/2);	
		var popwin = window.open(SectionList, 'PopWin','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width='+w+',height='+h+',left='+popupx+',top='+popupy+'');
		if (window.focus) popwin.focus();
		}
	function PopWin(SectionList,WinName,scroller,w,h) 
		{
		var popupx = (screen.width/2)-(w/2);
		var popupy = (screen.height/2)-(h/2);	
		var popwin = window.open(SectionList, WinName,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scroller+',resizable=no,width='+w+',height='+h+',left='+popupx+',top='+popupy+'');
		if (window.focus) popwin.focus();
		}
	function PopWin2(SectionList,WinName,scroller,w,h) 
		{
		var popupx = (screen.width/2)-(w/2);
		var popupy = (screen.height/2)-(h/2);	
		var popwin = window.open(SectionList, WinName,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scroller+',resizable=yes,width='+w+',height='+h+',left='+popupx+',top='+popupy+'');
		if (window.focus) popwin.focus();
		}
	function surfto(form,sname) {
	        var myindex=form.elements[sname].selectedIndex
	        location=form.elements[sname].options[myindex].value;
	}