<!DOCTYPE HTML>
<html>
<head>
<title>cart</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<!-- 要把jquery-1.9.1.min.js导进去,不导出不来 -->
<script type="text/javascript" src="jquery-1.9.1.min.js"></script>
<script language="javascript">
$(function(){
var size=3.0*$('#image1').width();
$("#image1").mouseover(function(event) {
var $target=$(event.target);
if($target.is('img'))
{
$("<img id='tip' src='"+$target.attr("src")+"'>").css({
"height":size,
"width":size,
}).appendTo($("#imgtest"));/*将当前所有匹配元素追加到指定元素内部的末尾位置。*/
}
}).mouseout(function() {
$("#tip").remove();/*移除元素*/
})
})
</script>
<script type="text/javascript">
function total(id)
{
/*计算单个的价格*/
var quantity=document.getElementById("quantity"+id).value;
var price=document.getElementById("price"+id).value;
var smallTotal=quantity*price;
var smallT=document.getElementById("smallTotal"+id);
smallT.innerHTML=smallTotal;
/*计算总价格*/
var totalPrice=0;
for(var a=1;a<3;a++){
var quantity=document.getElementById("quantity"+a).value;
var price=document.getElementById("price"+a).value;
var smallTotal=quantity*price;
totalPrice=totalPrice+smallTotal;
}
var total=document.getElementById("total");
total.innerHTML=totalPrice;
}
</script>
<script type="text/javascript">
function initialize()
{
var totalPrice=0;
for(var a=1;a<3;a++){
var quantity=document.getElementById("quantity"+a).value;
var price=document.getElementById("price"+a).value;
var smallTotal=quantity*price;
totalPrice=totalPrice+smallTotal;
/*alert(smallTotal);*/
var smallT=document.getElementById("smallTotal"+a);
smallT.innerHTML=smallTotal;
}
/*取出购物车的所有商品的价格总和*/
var total=document.getElementById("total");
total.innerHTML=totalPrice;
}
</script>
<style type="text/css">
#imgtest {
position: absolute;
top: 100px;
left: 400px;
z-index: 1;
}
table {
left: 100px;
font-size: 20px;
}
</style>
</head>
<body onload="initialize()">
<div id="imgtest"></div>
<br />
<br />
<table border="1" style="text-align: center;" align="center">
<thead style="height: 50">
<td style="WIDTH: 300px">
商品名称
</td>
<td style="WIDTH: 60px">
图片
</td>
<td style="WIDTH: 170px">
数量
</td>
<td style="WIDTH: 170px">
价格
</td>
<td style="WIDTH: 250px">
小计
</td>
</thead>
<tbody>
<tr>
<td class="name">商品1</td>
<td class="image">
<img src="1.jpg" width="40px" height="40px" id="image1"/>
</td>
<td class="quantity">
<input id="quantity1" value="1" onblur="total(1);"/>
</td>
<td class="price">
<input type="hidden" id="price1" value="20"/>
20
</td>
<td class="total">
<span id="smallTotal1"></span> 元
</td>
</tr>
<tr>
<td class="name">商品2</td>
<td class="image">
<img src="1.jpg" width="40px" height="40px" id="image1"/>
</td>
<td class="quantity">
<input id="quantity2" value="2" onblur="total(2);"/>
</td>
<td class="price">
<input type="hidden" id="price2" value="30"/>
30
</td>
<td class="total">
<span id="smallTotal2"></span> 元
</td>
</tr>
<tr>
<td colspan="4" class="cart_total">
<br>
</td>
<td>
<span class="red">总计:</span><span id="total"></span> 元
</td>
</tr>
</tbody>
</table>
</body>
</html>
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