function CheckAll(b){for(var a=0;a<b.elements.length;a++){var c=b.elements[a];if(c.name!="chkall"&&c.type=="checkbox"){c.checked=true}}}function UnCheckAll(b){for(var a=0;a<b.elements.length;a++){var c=b.elements[a];if(c.name!="chkall"&&c.type=="checkbox"){c.checked=false}}}function ContraSel(b){for(var a=0;a<b.elements.length;a++){var c=b.elements[a];if(c.name!="chkall"&&c.type=="checkbox"){c.checked=!c.checked}}};