b1=new Array();
b2=new Array();
if (window.document.images)
for(i=1; i<=10; i++) {
b1[i]=new Image();
b1[i].src='kb'+i+'.gif';
b2[i]=new Image();
b2[i].src='kw'+i+'.gif'}
function On(n){if(window.document.images)if(b2[n]){document.images['p'+n].src = b2[n].src}}
function Of(n){if(window.document.images)if(b1[n]){document.images['p'+n].src=b1[n].src}}
function Op(url,t){var w=window.open(url,t,"width=650,height=550,scrollbars=1,resizable=1");w.focus()}