Writing htc data table_javascript skills

<script> <br>if(document.all){ <br>    Event.prototype.__defineGetter__("srcElement",function(){var node=this.target;while(node.nodeType!=1){node=node.parentNode}return node}) <br>    Event.prototype.__defineGetter__("x",function(){return this.clientX 2}) <br>    Event.prototype.__defineGetter__("y",function(){return this.clientY 2}) <br>} <br>function $(obj){return document.getElementById(obj)} <br></script>


  
    
    
    
    
    
    
    
    
    
    
  
  
    
    
    
    
    
    
    
    
    
    
  
  
    
    
    
    
    
    
    
    
    
    
  
  
    
    
    
    
    
    
    
    
    
    
  
  
    
    
    
    
    
    
    
    
    
    
  
  
    
    
    
    
    
    
    
    
    
    
  

	字段一	字段二	字段三	字段四	字段五	字段六	字段七	字段八	字段九

<script> <br>var obj=$("datagrid"),td <br>var body=document.body <br>var DragObj=null <br>var objxy=getxy(obj) <br>var Dragborder=0 <br>obj.style.cssText="background:#FFF;border-collapse:collapse" <br>for(var i=0;i<obj.rows.length;i ){ <BR>    for(var j=0;j<obj.rows[i].cells.length;j ){ <BR>        td=obj.rows[i].cells[j] <BR>        if(i==0){ <BR>            td.className="GridBorder" <BR>            td.style.cssText="font-weight:bold" <BR>        }else if(j==0){ <BR>            td.className="GridBorder" <BR>            td.style.cssText="width:15px" <BR>        }else{ <BR>            td.innerHTML="<input type=text value='" td.innerHTML.replace(/ /gi,'') "' style='width:100%;border:0px'>" <br>        } <br>    } <br>} <br>var focus_img=document.createElement("IMG") <br>focus_img.src="http://bbs.51js.com/attachment.php?aid=7290&noupdate=yes" <br>if(typeof(Dline)!="object"){ <br>    var Dragline=document.createElement("DIV") <br>    Dragline.id="Dline" <br>    Dragline.style.cssText="width:1px;border-left:1px solid #CCC;display:none;position:absolute" <br>    body.appendChild(Dragline) <br>} <br>obj.onclick=function(){ <br>    var e=event,tr <br>    var ee=e.srcElement <br>    if(ee.tagName=="INPUT"){ <br>        tr=ee.parentNode.parentNode <br>        obj.rows[tr.rowIndex].cells[0].appendChild(focus_img) <br>    } <br>} <br>obj.onmousemove=function(){ <br>    var e=event,tr <br>    var ee=e.srcElement <br>    if(ee.tagName=="TD"&&ee.parentNode.rowIndex==0&&ee.cellIndex>0){ <br>        var a=getxy(ee) <br>        if(event.x<(a[1] 5)||event.x>(a[1] a[2]-5)){ <br>            body.style.cursor="col-resize" <br>            objxy=getxy(obj) <br>        }else{ <br>            body.style.cursor="default" <br>        } <br>    } <br>} <br>obj.onmousedown=function(){ <br>    var e=event <br>    var ee=e.srcElement <br>    var a=getxy(ee) <br>    if(body.style.cursor=="col-resize"){ <br>        if(event.x<(a[1] 5)) <BR>            Dragborder=1 <BR>        else if(event.x>(a[1] a[2]-5)) <br>            Dragborder=2 <br>        else <br>            Dragborder=0 <br>        DragObj=ee <br>        $("Dline").style.left=e.x <br>        $("Dline").style.top=objxy[0] <br>        $("Dline").style.height=objxy[3] <br>        $("Dline").style.display="" <br>    } <br>} <br>body.onmousemove=function(){ <br>    if(DragObj!=null){ <br>        $("Dline").style.left=event.x <br>        body.style.cursor="col-resize" <br>    } <br>}<br>body.onmouseup=function(){ <br>    if(DragObj!=null){ <br>        $("Dline").style.display="none" <br>        body.style.cursor="default" <br>        if(Dragborder==2){ <br>            var a=getxy(DragObj) <br>            var w=event.x-a[1] <br>            w=w<=0?0:w <br>            DragObj.style.width=w <br>        } <br>        if(Dragborder==1){ <br>            var pnode=DragObj.previousSibling <br>            var a=getxy(pnode) <br>            var w=event.x-a[1] <br>            w=w<=0?0:w <br>            pnode.style.width=w <br>        } <br>        DragObj=null <br>    } <br>} <br>function getxy(e){ <br>    var a=new Array() <br>    var t=e.offsetTop; <br>    var l=e.offsetLeft; <br>    var w=e.offsetWidth; <br>    var h=e.offsetHeight; <br>    while(e=e.offsetParent){ <br>        t =e.offsetTop; <br>        l =e.offsetLeft; <br>    } <br>    a[0]=t;a[1]=l;a[2]=w;a[3]=h <br>  return a; <br>} <br></script>