text: function orderBy(num,str){
  	$("#orderParam").val(str);
  	$("#orderParamNum").val(num);
  	$("#orderForm").submit();
  	for(var i=0;i<4;i++){
  		if(i==num){
  			$("#orderBy"+i).css("background","#00DDDD");
  			$("#orderBy"+i).css("border","5px solid #00BBFF");
  		}else{
  			$("#orderBy"+i).css("background","#00BBFF");
  			$("#orderBy"+i).css("border","5px solid white");
  		}
  	}
  }