18 lines
446 B
JavaScript
18 lines
446 B
JavaScript
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function check_all(id) {
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var obj = document.getElementById(id);
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var boxes = obj.getElementsByTagName("input");
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for(var i = 0; i < boxes.length; i++) {
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if(boxes[i].type == "checkbox")
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boxes[i].checked = true;
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}
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}
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function uncheck_all(id) {
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var obj = document.getElementById(id);
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var boxes = obj.getElementsByTagName("input");
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for(var i = 0; i < boxes.length; i++) {
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if(boxes[i].type == "checkbox")
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boxes[i].checked = false;
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}
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}
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