js星星评分效果图:
项目需求:做拖动的活动星星选取的评分效果。
点评星星有三个事件:
1,当鼠标移过时,点亮最前的星星及跟随之后的星星。
2,当鼠标移开时,如果浏览者未点击过星星;将所有星星都取消点亮。若星星已点击过,点亮之前已点亮的星星。
3,当鼠标点击某个星星时,自动保存该星星的值;以备保存到数据表。
此代码可支持多组星星点评。
完整代码:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title> evaluate page </title> <style type="css/text"></style> <meta http-equiv="content-type" content="text/html; charset=gb2312"> <meta name="generator" content="editplus"> <meta name="keywords" content="key"> <meta name="description" content="desc"> <style type="text/css"> body{ font-size:12px; } span{ margin-left:5px; } div a{ float:left; width:18px; height:17px; background:url("images/img1.jpg") no-repeat; } div .click_on{ background:url("images/img2.jpg") no-repeat; } </style> </head> <body> <script type="text/javascript"> <!-- function star_onmouse_over($objName,$index,$msg_id){ $obj=document.getElementsByName($objName); $count=$obj.length; //星星的数量 for ($i=0;$i<$count;$i++ ) { $obj[$i].className=$i<$index?"click_on":""; } // www.jb200.com document.getElementById($msg_id).innerHTML=$obj[$index-1].title; } function star_onmouse_out($objName,$star_val_obj,$msg_id){ $obj=document.getElementsByName($objName); $count=$obj.length; $star_val=document.getElementById($star_val_obj).value; if($star_val==0){ for ($i=0;$i<$count;$i++ ) { $obj[$i].className=""; } document.getElementById($msg_id).innerHTML='<font color="red">请对星星进行评分</font>'; } else{ star_onmouse_over($objName,$star_val,$msg_id) } } function star_onclick($star_val_obj,$index){ document.getElementById($star_val_obj).value=$index; } //--> </script> <h3>您对点评星星效果的意见</h3> <div> <a name="star1[]" title="差" onmouseover="star_onmouse_over(this.name,1,'show_msg')" onmouseout="star_onmouse_out(this.name,'score','show_msg')" onclick="star_onclick('score',1)"></a> <a name="star1[]" title="一般" onmouseover="star_onmouse_over(this.name,2,'show_msg')" onmouseout="star_onmouse_out(this.name,'score','show_msg')" onclick="star_onclick('score',2)"></a> <a name="star1[]" title="好" onmouseover="star_onmouse_over(this.name,3,'show_msg')" onmouseout="star_onmouse_out(this.name,'score','show_msg')" onclick="star_onclick('score',3)"></a> <a name="star1[]" title="很好" onmouseover="star_onmouse_over(this.name,4,'show_msg')" onmouseout="star_onmouse_out(this.name,'score','show_msg')" onclick="star_onclick('score',4)"></a> <a name="star1[]" title="非常好" onmouseover="star_onmouse_over(this.name,5,'show_msg')" onmouseout="star_onmouse_out(this.name,'score','show_msg')" onclick="star_onclick('score',5)"></a> <span id="show_msg"><font color="red">请对星星进行评分</font></span> <input id="score" name="score" type="hidden" value="0"> </div> </body> </html>