settable.js

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//Code by Jarry.Li ,CopyRight @ Jiarry.126.com,All  reserved 
//homepage : http://Jiarry.blogchina.com  
//E-mail:[e-mail]

//使用方法:
//setTrBg( table , 1 , 0);//1开0关;
function  setTrBg(obj , thead , trbg){
     if(obj == null || obj.tagName.toLowerCase() != "table") return;
	 trlen = obj.rows.length;
	 if(trlen < 0) return;

if(thead == 1){//如果是1则表示执行,重显表头;
	 tdlen = ( obj.rows[0].cells.length  );
     for( var x = 0 ; x < tdlen; x++){
		  var td = obj.rows[0].cells[x];
		  td.style.color = "";
		  td.style.fontSize = "14px";
		  td.style.fontWeight = "bold";

     }
 }
if(trbg == 1){//如果是1则表示执行,分隔显示tr背景;
     for(var i=0; i<trlen ; i++){
		 if(i%2 != 0)
	    obj.rows[i].style.backgroundColor ="#ECECFF";
	 }
}
   
}


///设置table的背景色
function setoverbg(){
   this.style.backgroundColor="blue";	
}
function setoutbg(){
   this.style.backgroundColor="";	
}
function setOver(obj){
  if(obj == null || obj.tagName.toLowerCase() != "table") return;
	trlen = obj.rows.length;
	if(trlen < 0) return;
  for(var i=0; i<trlen ; i++){
	    obj.rows[i].onmouseover =function(){
	    	 setoverbg.call(this);
	    }
	    obj.rows[i].onmouseout =function(){
	    	 setoutbg.call(this);
	    }
	 }
}