jquery 关键字“拖曳搜索”之“拖曳”以及 图片“提示自适应放大”效果 的实现_jquery

$('#keywordIncluding a, #KeywordContent a').draggable({
helper: 'clone'
});
// 左边 keyword_content 拖曳到 右边keyword_including
$('#KeywordContent').droppable({
accept: '#keywordIncluding a',
activeClass: 'keyword_content_active',
opacity: '0.5',
drop: function(ev, ui) {
$(this).addClass('dropped');
ui.draggable.fadeOut('fast', function() {
$(this).fadeIn('fast');
}).appendTo($(this));
}
});
// 右边 keyword_including 拖曳到 左边keyword_content
$('#keywordIncluding').droppable({
accept: '#KeywordContent a',
activeClass: 'including_active',
opacity: '0.5',
drop: function(ev, ui) {
$(this).addClass('dropped');
ui.draggable.fadeOut('normal', function() {
$(this).fadeIn('fast');
}).appendTo($(this));
}
});

//输入框点击
$('#AddInput input[type="button"]').click( InputInclude);
//输入框 回车
function ownKeywordAddInput(evt)
{
if(evt.keyCode==13)
{
InputInclude();
}
}
//关键词是否存在
function InputInclude(){
$('#keywordIncluding').addClass("dropped");
var own = $('.add_to_search #AddInput input').val();
own = jQuery.trim(own);
if( own.length != 0)
{
//在此处理"|"问题
while(own.indexOf('|')>-1)
{
own = own.replace(/\|/g,"");
}
while(own.indexOf(' ')>-1)
{
own = own.replace(/ /g,"");
}
var ExistsKeywordArr = GetExistsKeywordArr();
for(var i=0;i{
if(ExistsKeywordArr[i]==own)
{
alert('此关键字已存在，请通过拖拽操作获取关键字来搜索图片');
return;
}
}
$('#keywordIncluding').append(""+ own +"");
$('.add_to_search #AddInput #baohan').val('');
}
$('#keywordIncluding a').draggable({
helper: 'clone'
});
}

function GetExistsKeywordArr()
{
var keyArrResult=[];
$("#keywordIncluding a").each(
function(i,v){
keyArrResult.push($(v).attr("value"));
});
$("#KeywordContent a").each(
function(i,v){
keyArrResult.push($(v).attr("value"));
});
return keyArrResult;
}