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// JavaScript hasClass, addClass, removeClass | |
//source: http://www.avoid.org/?p=78 | |
function hasClass(el, name) { | |
return new RegExp('(\\s|^)'+name+'(\\s|$)').test(el.className); | |
} | |
function addClass(el, name) | |
{ | |
if (!hasClass(el, name)) { el.className += (el.className ? ' ' : '') +name; } | |
} | |
function removeClass(el, name) | |
{ | |
if (hasClass(el, name)) { | |
el.className=el.className.replace(new RegExp('(\\s|^)'+name+'(\\s|$)'),' ').replace(/^\s+|\s+$/g, ''); | |
} | |
} |
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