共享-完美的多附件上传效果。该怎么解决
日期：2014-05-16 浏览次数：20368 次
共享-----完美的多附件上传效果。
一下的代码是51js上找的一段代码
结合 patchclass(黑翼) 提供的163上的效果实现的。
供大家研究。
<html>
<head>
<style>
a.addfile {
background-image:url(http://p.mail.163.com/js31style/lib/0703131650/163blue/f1.gif);
background-repeat:no-repeat;
background-position:-823px -17px;
display:block;
float:left;
height:20px;
margin-top:-1px;
position:relative;
text-decoration:none;
top:0pt;
width:80px;
}
input.addfile {
/*left:-18px;*/
}
input.addfile {
cursor:pointer !important;
height:18px;
left:-13px;
filter:alpha(opacity=0);
position:absolute;
top:5px;
width:1px;
z-index: -1;
}
</style>
<script type= "text/javascript ">
function MultiSelector( list_target, max ){
// Where to write the list
this.list_target = list_target;
// How many elements?
this.count = 0;
// How many elements?
this.id = 0;
// Is there a maximum?
if( max ){
this.max = max;
} else {
this.max = -1;
};
/**
* Add a new file input element
*/
this.addElement = function( element ){
// Make sure it 's a file input element
if( element.tagName == 'INPUT ' && element.type == 'file ' ){
// Element name -- what number am I?
element.name = 'file_ ' + this.id++;
// Add reference to this object
element.multi_selector = this;
// What to do when a file is selected
element.onchange = function(){
// New file input
var new_element = document.createElement( 'input ' );
new_element.type = 'file ';
new_element.size = 1;
new_element.className = "addfile ";
// Add new element
this.parentNode.insertBefore( new_element, this );
// Apply 'update ' to element
this.multi_selector.addElement( new_element );
// Update list
this.multi_selector.addListRow( this );
// Hide this: we can 't use display:none because Safari doesn 't like it
this.style.position = 'absolute ';
this.style.left = '-1000px ';
};
// If we 've reached maximum number, disable input element
if( this.max != -1 && this.count > = this.max ){
一下的代码是51js上找的一段代码
结合 patchclass(黑翼) 提供的163上的效果实现的。
供大家研究。
<html>
<head>
<style>
a.addfile {
background-image:url(http://p.mail.163.com/js31style/lib/0703131650/163blue/f1.gif);
background-repeat:no-repeat;
background-position:-823px -17px;
display:block;
float:left;
height:20px;
margin-top:-1px;
position:relative;
text-decoration:none;
top:0pt;
width:80px;
}
input.addfile {
/*left:-18px;*/
}
input.addfile {
cursor:pointer !important;
height:18px;
left:-13px;
filter:alpha(opacity=0);
position:absolute;
top:5px;
width:1px;
z-index: -1;
}
</style>
<script type= "text/javascript ">
function MultiSelector( list_target, max ){
// Where to write the list
this.list_target = list_target;
// How many elements?
this.count = 0;
// How many elements?
this.id = 0;
// Is there a maximum?
if( max ){
this.max = max;
} else {
this.max = -1;
};
/**
* Add a new file input element
*/
this.addElement = function( element ){
// Make sure it 's a file input element
if( element.tagName == 'INPUT ' && element.type == 'file ' ){
// Element name -- what number am I?
element.name = 'file_ ' + this.id++;
// Add reference to this object
element.multi_selector = this;
// What to do when a file is selected
element.onchange = function(){
// New file input
var new_element = document.createElement( 'input ' );
new_element.type = 'file ';
new_element.size = 1;
new_element.className = "addfile ";
// Add new element
this.parentNode.insertBefore( new_element, this );
// Apply 'update ' to element
this.multi_selector.addElement( new_element );
// Update list
this.multi_selector.addListRow( this );
// Hide this: we can 't use display:none because Safari doesn 't like it
this.style.position = 'absolute ';
this.style.left = '-1000px ';
};
// If we 've reached maximum number, disable input element
if( this.max != -1 && this.count > = this.max ){
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