rem: if(hgt == null){ 
add: if(hgt === null || hgt === ''){ 
context: function initSizeCtl(ctlid,edid){		if(!document.getElementById) return;    var ctl      = document.getElementById(ctlid);    var textarea = document.getElementById(edid);    var hgt = getCookie('DokuWikisizeCtl');    if(hgt == null){      textarea.style.height = '300px';    }else{      textarea.style.height = hgt;    }    var l = document.createElement('img');    var s = document.createElement('img');    l.src = DOKU_BASE+'lib/images/larger.gif';    s.src = DOKU_BASE+'lib/images/smaller.gif';		addEvent(l,'click',function(){sizeCtl(edid,100);});		addEvent(s,'click',function(){sizeCtl(edid,-100);});    ctl.appendChild(l);    ctl.appendChild(s);}
meta: 2895	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/2895/78a6aeb15ad85c8be4a7e39307b7d9aa0512742c/script.js/buggy/lib/scripts/script.js