var bodyheight;

$(window).resize(function() {

    GetBodySize();

});

$(document).ready(function() {

    GetBodySize();

});

function GetBodySize()
{
    bodyheight = document.documentElement.clientHeight;
    
    var headheight = $(".headbox").height();
    var mainheight = $(".mainbox").height();
    
    var bottomheight = bodyheight - headheight - mainheight;
    
    bottomheight = bottomheight < 60 ? 60 - 1 : bottomheight - 21;
    
    $(".bottombox").height(bottomheight); 
}

function SetSearchText(obj)
{
    if(obj.value == "关键字")
    {
        obj.value = "";
    }
}

function OutSearchText(obj)
{
    if(obj.value == "" || obj.value == "关键字")
    {
        obj.value = "关键字";
    }
}

function SearchProduct()
{
    var SearchText = $("#SearchText");
    
    if(SearchText.val() == "关键字")
    {
        alert("请输入您要搜索的关键字！");
        SearchText.focus();
        return false;
    }
    
    location = "../product/sesult.aspx?key=" + escape(SearchText.val());
}