67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
var NS4 = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) < 5);
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function addOption(theSel, theText, theValue) {
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var newOpt = new Option(theText, theValue);
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var selLength = theSel.length;
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theSel.options[selLength] = newOpt;
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}
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function swapOptions(theSel, index1, index2) {
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var text, value;
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text = theSel.options[index1].text;
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value = theSel.options[index1].value;
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theSel.options[index1].text = theSel.options[index2].text;
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theSel.options[index1].value = theSel.options[index2].value;
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theSel.options[index2].text = text;
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theSel.options[index2].value = value;
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}
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function deleteOption(theSel, theIndex) {
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var selLength = theSel.length;
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if (selLength > 0) {
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theSel.options[theIndex] = null;
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}
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}
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function moveOptions(theSelFrom, theSelTo) {
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var selLength = theSelFrom.length;
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var selectedText = new Array();
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var selectedValues = new Array();
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var selectedCount = 0;
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var i;
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for (i = selLength - 1; i >= 0; i--) {
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if (theSelFrom.options[i].selected) {
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selectedText[selectedCount] = theSelFrom.options[i].text;
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selectedValues[selectedCount] = theSelFrom.options[i].value;
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deleteOption(theSelFrom, i);
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selectedCount++;
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}
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}
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for (i = selectedCount - 1; i >= 0; i--) {
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addOption(theSelTo, selectedText[i], selectedValues[i]);
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}
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if (NS4) history.go(0);
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}
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function moveOptionUp(theSel) {
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var index = theSel.selectedIndex;
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if (index > 0) {
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swapOptions(theSel, index-1, index);
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theSel.selectedIndex = index-1;
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}
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}
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function moveOptionDown(theSel) {
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var index = theSel.selectedIndex;
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if (index < theSel.length - 1) {
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swapOptions(theSel, index, index+1);
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theSel.selectedIndex = index+1;
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}
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}
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// OK
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function selectAllOptions(id) {
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var select = $('#'+id);
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select.children('option').attr('selected', true);
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}
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