37 lines
1.0 KiB
JavaScript
37 lines
1.0 KiB
JavaScript
function addClassName(element, className) {
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element.className += (element.className ? ' ' : '') + className;
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}
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function removeClassName(element, className) {
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var c = element.className;
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if(c && c.length > 0) {
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element.className = c.replace(new RegExp("(^|\\s)" + className + "(\\s|$)"), '');
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}
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}
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function setWrap(area, wrap) {
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if (area.wrap) {
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area.wrap = wrap;
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} else { // wrap attribute not supported - try Mozilla workaround
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area.setAttribute('wrap', wrap);
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var newarea= area.cloneNode(true);
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newarea.value= area.value;
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area.parentNode.replaceChild(newarea, area);
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}
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}
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function toggleWrap(checkbox) {
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setWrap(document.f.pageContent, checkbox.checked ? 'soft' : 'off');
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if(checkbox.checked) {
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removeClassName(document.f.pageContent, 'no_wrap');
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}
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else {
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addClassName(document.f.pageContent, 'no_wrap');
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}
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}
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document.write('<input type="checkbox" accesskey="w" onClick="toggleWrap(this)" title="Turns on/off wrapping">');
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document.write('<span>wrap</span>');
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