Resize-zindex.js

if ((typeof res != "undefined" || res != null) && res instanceof YAHOO.util.Resize) {
     //Set the wrap element on the resize back to zIndex 0
     Dom.setStyle(res.getWrapEl(), 'zIndex', 0);
     res.destroy();
}
res = new YAHOO.util.Resize(el, {
     handles: ['br', 'bl', 'tr', 'tl'],
     knobHandles: true,
     height: '30px',
     width: '30px',
     proxy: true,
     draggable: true,
     animate: true,
     animateDuration: .75,
     animateEasing: YAHOO.util.Easing.backBoth
});

//Set the wrap element on the resize to zIndex 1 to bring it to the top
Dom.setStyle(res.getWrapEl(), 'zIndex', 1);