修改论坛表情大小的预览代码

代码：
<script>function smileyMenu(ctrl) {var kympxwidth="120"+"px";var kympxheight="120"+"px";var smiley = ctrl.firstChild;ctrl.style.cursor = 'pointer';if(smiley.alt) {smiley.code = smiley.alt;smiley.alt = '';};if(smiley.title) {smiley.lw = smiley.title;smiley.title = '';};smdiv[ctrl.id] = document.createElement('div');smdiv[ctrl.id].id = smiley.id + '_menu';smdiv[ctrl.id].style.display = 'none';smdiv[ctrl.id].style.width = kympxwidth;smdiv[ctrl.id].style.height = kympxheight;smdiv[ctrl.id].className = 'popupmenu_popup';$('smilieslist').appendChild(smdiv[ctrl.id]);smdiv[ctrl.id].innerHTML = '<table width="100%" height="100%"><tr><td align="center" valign="middle"><img src="' + smiley.src + '" border="0" /></td></tr></table>';showMenu(ctrl.id, 0, 0, 1, 0, 0, smiley.id);}</script>