About the use of the sibling node in JS to view the current node

<tr>
&LT;TD align= "center" ><input style= "width:20px;" type= "checkbox" name= "CK"/></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fitemid" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fitemname" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fmodel" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fbatchno" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].funitid" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fauxqtymust" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input ondblclick= "FUN_TEVL (this);" Name= "Wgrkbillentry[0].fauxqty" maxlength= "" type= " Text "style=" width:100px; " ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fpurchaseprice" maxlength= "" type= "text" style= "width: 100px; " ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fauxprice" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].famount" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fpurchaseamount" maxlength= "" type= "text" style= "width: 100px; " ></td>
&LT;TD align= "left" ><input name= "wgrkbillentry[0].ftaxrate" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].ftaxamount" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fdcstockid" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fsourcebillno" maxlength= "" type= "text" style= "width: 100px; " ></td>
&LT;TD align= "left" ><input name= "Wgrkbillentry[0].fnote" maxlength= "" type= "text" style= "width:100px;" ></td>
&LT;TD align= "left" style= "Display:none;" ><input name= "Wgrkbillentry[0].id" type= "text" style= "width:0px;" ></td>
</tr>

Above is a TR, no ID, now on one of the name Wgrkbillentry[0].fauxqty TD double-click event, the following is the double-click event

function Fun_tevl (ele) {
Gets the parent node of the current node TR
var tr1 = Ele.parentNode.parentNode;
Gets the first child node of the parent node item
var B=tr1.cells[1].childnodes[0].value;
}

B is the value of the sibling node that gets

About the use of the sibling node in JS to view the current node