2013年10月30日星期三

Find scores JS implementation. .

Taobao is similar
seller hit 5 star, 4 star that effect . . .
------ Solution ---------------------------------------- ----

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
</head>
<body>

<style>
#QuacorGrading input {
background:transparent url(upload_files/jsimg/grading.png) no-repeat scroll right center;
border:0 none;
cursor:pointer;
height:30px;
width:30px;
padding:0;
vertical-align:middle;}</style>
    <div id="QuacorGrading" style="position:absolute;top:230px; left:150px"><strong>评分</strong>
      <input name="1" type="button" />
            <input name="2" type="button" value="2"/>
            <input name="3" type="button" value="3"/>
            <input name="4" type="button" value="4"/>
            <input name="5" type="button" value="5"/>
            <input name="6" type="button" value="6"/>
            <input name="7" type="button" value="7"/>
            <input name="8" type="button" value="8"/>
            <input name="9" type="button" value="9"/>
            <input name="10" type="button" />
            <span id="QuacorGradingValue"><b><font size="5" color="#fd7d28">6.5</font></b>分</span>
        <script type="text/javascript">
         var GradList = document.getElementById("QuacorGrading").getElementsByTagName("input");
for(var di=0;di<parseInt(document.getElementById("QuacorGradingValue").getElementsByTagName("font")[0].innerHTML);di++){GradList[di].style.backgroundPosition = 'left center';}
for(var i=0;i < GradList.length;i++){
GradList[i].onmouseover = function(){
for(var Qi=0;Qi<GradList.length;Qi++){
GradList[Qi].style.backgroundPosition = 'right center';
}
for(var Qii=0;Qii<this.name;Qii++){
GradList[Qii].style.backgroundPosition = 'left center';
}
//alert(GradList.length);
document.getElementById("QuacorGradingValue").innerHTML = '<b><font size="5" color="#fd7d28">'+this.name+'</font></b>分';
}
}
        </script>
    </div>
</body></html>

------ Solution ------------------------------ --------------

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>

</head>
<body>
<h1>评分:</h1>
<table id="rating">
<tr>
<td>☆</td>
<td>☆</td>
<td>☆</td>
<td>☆</td>
<td>☆</td>
</tr>
</table>

<script type="text/javascript">

var rating=document.getElementById("rating");
var tds=rating.getElementsByTagName("td");
for(var i=0;i<tds.length;i++){
tds[i].onmouseover=function(){
var index=getIndex(tds,this);
for(var i=0;i<=index;i++){
tds[i].innerHTML="★";
}
}
tds[i].onmouseout=function(){
for(var i=0;i<tds.length;i++){
tds[i].innerHTML="☆";
}
}
tds[i].style.cursor='pointer';
}

function getIndex(hc,element){
for(var i=0;hc.length;i++){
if(hc[i]==element){
return i;
}

}
return -1;

}

</script>

</body>
</html>

effect:

------ For reference only ----- ----------------------------------
Demo: http://www.17sucai.com/pins/demoshow/428
Download : http://www.17sucai.com/pins/428.html

------ For reference only ---------------------------------- -----
efficiency

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