function toggleCheck(fn) { if(fcheck == 1) { for (i = 0; i < fn.length; i++) { fn.checked = false; } fcheck = 0; } else { for (i = 0; i < fn.length; i++) { fn.checked = true; } fcheck = 1; } }
aryChk=document.getElementsByTagName('input'); for(cptChk=0;cptChk<aryChk.length;cptChk++){ elem=aryChk[cptChk] if( (elem.type.lower()=='checkbox') && (elem.checked==false) ){ elem.checked=true; } }