if(typeof(AC)=="undefined")AC={};

AC.decorateSearchInput=function(field,options){

field=$(field);

var results=5;
var placeholder='';
var autosave='';

if(options){

if(typeof(options.results)!='undefined'){
results=options.results;
}

if(typeof(options.placeholder)!='undefined'){
placeholder=options.placeholder;
}

if(typeof(options.autosave)!='undefined'){
autosave=options.autosave;
}

}


if(AC.Detector.isWebKit()){
field.setAttribute('type','search');
field.setAttribute('results',results);

if(null!=placeholder){
field.setAttribute('placeholder',placeholder);
field.setAttribute('autosave',autosave);
}


}else{



var left=document.createElement('span');
Element.addClassName(left,'left');

var right=document.createElement('span');
Element.addClassName(right,'right');

var reset=document.createElement('div');
Element.addClassName(reset,'reset');

var wrapper=document.createElement('div');
Element.addClassName(wrapper,'search-wrapper');


var alreadyHasPlaceholder=field.value==placeholder;
var isEmpty=field.value.length==0;

if(alreadyHasPlaceholder||isEmpty){
field.value=placeholder;
Element.addClassName(wrapper,'blurred');
Element.addClassName(wrapper,'empty');
}

var clonedField=field.cloneNode(false);

wrapper.appendChild(left);
wrapper.appendChild(clonedField);
wrapper.appendChild(right);
wrapper.appendChild(reset);

var focus=function(){

var blurred=Element.hasClassName(wrapper,'blurred');



if(clonedField.value==placeholder&&blurred){
clonedField.value='';
}

Element.removeClassName(wrapper,'blurred');
}
Event.observe(clonedField,'focus',focus);

var blur=function(){

if(clonedField.value==''){
Element.addClassName(wrapper,'empty');
clonedField.value=placeholder;
}

Element.addClassName(wrapper,'blurred');
}
Event.observe(clonedField,'blur',blur);


var toggleReset=function(){

if(clonedField.value.length>=0){
Element.removeClassName(wrapper,'empty');
}
}
Event.observe(clonedField,'keydown',toggleReset);


var resetField=function(){
return(function(evt){

var escaped=false;

if(evt.type=='keydown'){
if(evt.keyCode!=27){
return;
}else{
escaped=true;
}
}

clonedField.blur();
clonedField.value='';
Element.addClassName(wrapper,'empty');
clonedField.focus();

})
}
Event.observe(reset,'mousedown',resetField());
Event.observe(clonedField,'keydown',resetField());


field.parentNode.replaceChild(wrapper,field);

}
}







var Element2={};
Element2.Methods={

getInnerDimensions:function(element){

element=$(element);
var d=Element.getDimensions(element);

var innerHeight=d.height;
var styleOf=Element.getStyle;
innerHeight-=styleOf(element,'border-top-width')?parseInt(styleOf(element,'border-top-width'),10):0;
innerHeight-=styleOf(element,'border-bottom-width')?parseInt(styleOf(element,'border-bottom-width'),10):0;
innerHeight-=styleOf(element,'padding-top')?parseInt(styleOf(element,'padding-top'),10):0;
innerHeight-=styleOf(element,'padding-bottom')?parseInt(styleOf(element,'padding-bottom'),10):0;

var innerWidth=d.width;
innerWidth-=styleOf(element,'border-left-width')?parseInt(styleOf(element,'border-left-width'),10):0;
innerWidth-=styleOf(element,'border-right-width')?parseInt(styleOf(element,'border-right-width'),10):0;
innerWidth-=styleOf(element,'padding-left')?parseInt(styleOf(element,'padding-left'),10):0;
innerWidth-=styleOf(element,'padding-right')?parseInt(styleOf(element,'padding-right'),10):0;

return{width:innerWidth,height:innerHeight};
},


getOuterDimensions:function(element){
element=$(element);
var clone=element.cloneNode(true);

document.body.appendChild(clone);
Element.setStyle(clone,{position:"absolute",visibility:"hidden"});
var d=Element.getDimensions(clone);

var outerHeight=d.height;
var styleOf=Element.getStyle;
outerHeight+=styleOf(clone,'margin-top')?parseInt(styleOf(clone,'margin-top'),10):0;
outerHeight+=styleOf(clone,'margin-bottom')?parseInt(styleOf(clone,'margin-bottom'),10):0;

var outerWidth=d.width;
outerWidth+=styleOf(clone,'margin-left')?parseInt(styleOf(clone,'margin-left'),10):0;
outerWidth+=styleOf(clone,'margin-right')?parseInt(styleOf(clone,'margin-right'),10):0;

Element.remove(clone);

return{width:outerWidth,height:outerHeight};
},

removeAllChildNodes:function(element){
element=$(element);
if(!element){return;}

while(element.hasChildNodes()){
element.removeChild(element.lastChild);
}
}

};

Object.extend(Element,Element2.Methods);




Effect.Wait=Class.create();
Object.extend(Object.extend(Effect.Wait.prototype,Effect.Base.prototype),{
initialize:function(element){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
var options=Object.extend({},arguments[1]||{});
this.start(options);
}
});