/**
 * 模糊查询input  获取焦点和失去焦点的事件
 */
function focusAndOnblur(placeholder){
	
	  var searchTip = $("#searchInput").attr("placeholder");
    //搜索获取焦点和失去焦点时事件
    $("#searchInput").focus(function () {
    	
        	 $("#searchInput").attr("placeholder","");
//            this.value = "";
//            $("#searchInput").css("opacity", 1);
  
    });
    $("#searchInput").blur(function () {
        if (this.value == "") {
        	 $("#searchInput").attr("placeholder",placeholder);
//            this.value =searchTip;
//            $("#searchInput").css("opacity", 0.7);
        }
    });
}

function initInputValue(){
	  $("#searchInput").val(searchTip);
	  $("#searchInput").css("opacity", 0.7);
}