/****************************************************************
 * @file: global.js
 * @author: Webway IT Labs, 2008
 * 
 */

function getElementsByClass(searchClass,node,tag) {
        var classElements = new Array();
        if( node == null )
                node = document;
        if( tag == null )
               tag = '*';
        var els = node.getElementsByTagName(tag);
        var elsLen = els.length;
	
        var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
        for(i = 0, j = 0; i < elsLen; i++) {
               if ( pattern.test(els[i].className) ) {
                    classElements[j] = els[i];
                   j++;
              }
        }
        
        return classElements;
}