function partSelect(chkName,form) {
dml=document.forms[form];
len = dml.elements.length;
var i=0;
for( i=0 ; i<len ; i++) {
if (dml.elements[i].name==chkName) {
if(dml.elements[i].checked==0) {
dml.elements[i].checked=1;
} else {
dml.elements[i].checked=0;
}
}
}
}