/* Event Functions */

// Add an event to the obj given
// event_name refers to the event trigger, without the "on", like click or mouseover
// func_name refers to the function callback when event is triggered
function addEvent(obj,event_name,func_name){
	if (obj.attachEvent){
		obj.attachEvent("on"+event_name, func_name);
	}else if(obj.addEventListener){
		obj.addEventListener(event_name,func_name,true);
	}else{
		obj["on"+event_name] = func_name;
	}
}

// Removes an event from the object
function removeEvent(obj,event_name,func_name){
	if (obj.detachEvent){
		obj.detachEvent("on"+event_name,func_name);
	}else if(obj.removeEventListener){
		obj.removeEventListener(event_name,func_name,true);
	}else{
		obj["on"+event_name] = null;
	}
}

// Stop an event from bubbling up the event DOM
function stopEvent(evt){
	evt || window.event;
	if (evt.stopPropagation){
		evt.stopPropagation();
		evt.preventDefault();
	}else if(typeof evt.cancelBubble != "undefined"){
		evt.cancelBubble = true;
		evt.returnValue = false;
	}
	return false;
}

// Get the obj that starts the event
function getElement(evt){
	if (window.event){
		return window.event.srcElement;
	}else{
		return evt.currentTarget;
	}
}
// Get the obj that triggers off the event
function getTargetElement(evt){
	if (window.event){
		return window.event.srcElement;
	}else{
		return evt.target;
	}
}
// For IE only, stops the obj from being selected
function stopSelect(obj){
	if (typeof obj.onselectstart != 'undefined'){
		addEvent(obj,"selectstart",function(){ return false;});
	}
}

/*    Caret Functions     */

// Get the end position of the caret in the object. Note that the obj needs to be in focus first
function getCaretEnd(obj){
	if(typeof obj.selectionEnd != "undefined"){
		return obj.selectionEnd;
	}else if(document.selection&&document.selection.createRange){
		var M=document.selection.createRange();
		try{
			var Lp = M.duplicate();
			Lp.moveToElementText(obj);
		}catch(e){
			var Lp=obj.createTextRange();
		}
		Lp.setEndPoint("EndToEnd",M);
		var rb=Lp.text.length;
		if(rb>obj.value.length){
			return -1;
		}
		return rb;
	}
}
// Get the start position of the caret in the object
function getCaretStart(obj){
	if(typeof obj.selectionStart != "undefined"){
		return obj.selectionStart;
	}else if(document.selection&&document.selection.createRange){
		var M=document.selection.createRange();
		try{
			var Lp = M.duplicate();
			Lp.moveToElementText(obj);
		}catch(e){
			var Lp=obj.createTextRange();
		}
		Lp.setEndPoint("EndToStart",M);
		var rb=Lp.text.length;
		if(rb>obj.value.length){
			return -1;
		}
		return rb;
	}
}
// sets the caret position to l in the object
function setCaret(obj,l){
	obj.focus();
	if (obj.setSelectionRange){
		obj.setSelectionRange(l,l);
	}else if(obj.createTextRange){
		m = obj.createTextRange();		
		m.moveStart('character',l);
		m.collapse();
		m.select();
	}
}
// sets the caret selection from s to e in the object
function setSelection(obj,s,e){
	obj.focus();
	if (obj.setSelectionRange){
		obj.setSelectionRange(s,e);
	}else if(obj.createTextRange){
		m = obj.createTextRange();		
		m.moveStart('character',s);
		m.moveEnd('character',e);
		m.select();
	}
}

/*    Escape function   */
String.prototype.addslashes = function(){
	return this.replace(/(["\\\.\|\[\]\^\*\+\?\$\(\)])/g, '\\$1');
}
String.prototype.trim = function () {
    return this.replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1");
};
/* --- Escape --- */

/* Offset position from top of the screen */
function curTop(obj){
	toreturn = 0;
	while(obj){
		toreturn += obj.offsetTop;
		obj = obj.offsetParent;
	}
	return toreturn;
}
function curLeft(obj){
	toreturn = 0;
	while(obj){
		toreturn += obj.offsetLeft;
		obj = obj.offsetParent;
	}
	return toreturn;
}
/* ------ End of Offset function ------- */

/* Types Function */

// is a given input a number?
function isNumber(a) {
    return typeof a == 'number' && isFinite(a);
}

/* Object Functions */

function replaceHTML(obj,text){
	while(el = obj.childNodes[0]){
		obj.removeChild(el);
	};
	obj.appendChild(document.createTextNode(text));
}

/* Set aucto complete handler */
function setComplete(obj,arr) {
	if(typeof(arr) == "undefined" || arr == null || arr.length == 0)
	{
		return;
	}
	if(typeof(arr) != "object") {
		arr = g_bus[arr];
		if(arr.length<1)
			arr = new Array();
	}
	var acObj = AutoComplete(obj, arr);
	acObj.actb_setup();
	acObj.actb_firstText = true;
	if(obj.id == "t_keywords")
	{
		acObj.actb_Width = '147px';
	}
	else
	{
		acObj.actb_Width = '180px';
	}
	acObj.actb_lim = 20;
}

if(window.addEventListener){

	window.addEventListener("load",function(){
		var url = window.location.href;
		if(url.indexOf('option=Search')<0 && document.bus_search)
			document.bus_search.option.value = "Select";
		
		},true);
}

if(window.attachEvent){

	window.attachEvent("onload",function(){
		var url = window.location.href;
		if(url.indexOf('option=Search') < 0 && document.bus_search)
			document.bus_search.option.value = "Select";

	});
}

function show_rating(pid, rating)
{
	rating1 = parseFloat(rating);
	var value_arr = new Array(0.5,1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0);
	var rating_show = new Array("","","","","","","","","","");
	for(j=0; j < 10;j++)
	{
		if(value_arr[j]<= rating1)
		{
			rating_show[j] = "star-rating-on";
		}
		else
		{
			rating_show[j] = "";
		}
	}
	var rating_string = "<span class='star-rating-control' title='评论等级' alt='评论等级'><div style='display: none;' class='rating-cancel'><a title='取消等级'></a></div>";	    	
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[0]+"'><a style='margin-left: 0px;' title='评论等级'>0.5</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[1]+"'><a style='margin-left: -8px;' title='评论等级'>1.0</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[2]+"'><a style='margin-left: 0px;' title='评论等级'>1.5</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[3]+"'><a style='margin-left: -8px;' title='评论等级'>2.0</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[4]+"'><a style='margin-left: 0px;' title='评论等级'>2.5</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[5]+"'><a style='margin-left: -8px;' title='评论等级'>3.0</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[6]+"'><a style='margin-left: 0px;' title='评论等级'>3.5</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[7]+"'><a style='margin-left: -8px;' title='评论等级'>4.0</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[8]+"'><a style='margin-left: 0px;' title='评论等级'>4.5</a></div>";
	rating_string += "<div style='width: 8px;' class='star-rating rater-0 star {split:2} star-rating-applied star-rating-readonly "+rating_show[9]+"'><a style='margin-left: -8px;' title='评论等级'>5.0</a></div></span>";
	if(document.getElementById(pid+'_rating'))
	{
		document.getElementById(pid+'_rating').innerHTML = rating_string;
	}   	
	//document.getElementById(pid+'_rating').innerHTML = rating_string;
}