/*
Sweet Titles (c) Creative Commons 2005
http://creativecommons.org/licenses/by-sa/2.5/
Author: Dustin Diaz | http://www.dustindiaz.com
*/
var sweetTitles = { 
	xCord : 0,								// @Number: x pixel value of current cursor position
	yCord : 0,								// @Number: y pixel value of current cursor position
	tipElements : ['a','abbr','acronym'],	// @Array: Allowable elements that can have the toolTip
	obj : Object,							// @Element: That of which you're hovering over
	tip : Object,							// @Element: The actual toolTip itself
	active : 0,								// @Number: 0: Not Active || 1: Active
	init : function() {
		if ( !document.getElementById ||
			!document.createElement ||
			!document.getElementsByTagName ) {
			return;
		}
		var i,j;
		this.tip = document.createElement('div');
		this.tip.id = 'toolTip';
		document.getElementsByTagName('body')[0].appendChild(this.tip);
		this.tip.style.top = '0';
		this.tip.style.visibility = 'hidden';
		var tipLen = this.tipElements.length;
		for ( i=0; i<tipLen; i++ ) {
			var current = document.getElementsByTagName(this.tipElements[i]);
			var curLen = current.length;
			for ( j=0; j<curLen; j++ ) {
				if(current[j].getAttribute('title') && current[j].getAttribute('sweetTitles'))
				{
					addEvent(current[j],'mouseover',this.tipOver);
					addEvent(current[j],'mouseout',this.tipOut);
					current[j].setAttribute('tip',current[j].title);
					current[j].removeAttribute('title');
				}
			}
		}
	},
	updateXY : function(e) {
		if ( document.captureEvents ) {
			sweetTitles.xCord = e.pageX;
			sweetTitles.yCord = e.pageY;
		} else if ( window.event.clientX ) {
			sweetTitles.xCord = window.event.clientX+document.documentElement.scrollLeft;
			sweetTitles.yCord = window.event.clientY+document.documentElement.scrollTop;
		}
	},
	tipOut: function() {
		if ( window.tID ) {
			clearTimeout(tID);
		}
		if ( window.opacityID ) {
			clearTimeout(opacityID);
		}

		window.oID = window.setTimeout("sweetTitles.tip.style.visibility = 'hidden';",500);
	},
	checkNode : function() {
		var trueObj = this.obj;
		if ( this.tipElements.inArray(trueObj.nodeName.toLowerCase()) ) {
			return trueObj;
		} else {
			return trueObj.parentNode;
		}
	},
	tipOver : function(e) {
		if ( window.oID ) {
			clearTimeout(oID);
		}
		sweetTitles.obj = this;

		tID = window.setTimeout("sweetTitles.tipChannelShow()",200);
		sweetTitles.updateXY(e);
	},
	tipChannelShow : function() {		
		var scrX = Number(this.xCord);
		var scrY = Number(this.yCord);
		var tp = parseInt(scrY+15);
		var lt = parseInt(scrX+10);
		var anch = this.checkNode();
		var addy = '';
		var access = '';

		if ( anch.nodeName.toLowerCase() == 'a' ) {
			addy = (anch.href.length > 25 ? anch.href.toString().substring(0,25)+"..." : anch.href);
			var access = ( anch.accessKey ? ' <span>['+anch.accessKey+']</span> ' : '' );
		} else {
			addy = anch.firstChild.nodeValue;
		}

		var tipTitle = anch.getAttribute('tip').toString().substr(0,anch.getAttribute('tip').indexOf('：')+1);
		var tipContent = anch.getAttribute('tip').toString().substr(anch.getAttribute('tip').indexOf('：')+1,anch.getAttribute('tip').length);
		
		if(anch.getAttribute('admin'))
		{
			content = tipTitle+"<a target='_blank' href="+anch.href+">"+tipContent+"</a>";
		}
		else if(anch.href)
		{
			content=tipTitle
			if(tipTitle=='我的宠物：')
			{
				var re = /\[(.*?)\]/;
				var tmp = tipContent.match(re);

				if(tmp)
				{
					
					var channelNameEncode = encodeURIComponent(tmp[1]);
					var tmp = tipContent.replace('[','[<a href="http://pet.poco.cn/pet_hot_show.htx&channel_name_code='+channelNameEncode+'" target="_blank">')
					content+= tmp.replace(']','</a>]');
				}
			}
			else if(tipTitle=='我的相机：' || tipTitle=='我的手机：')
			{
				var tipArr = tipContent.split(',');
				for(var i=0;i<tipArr.length;i++)
				{
					if(tipArr[i])
					{
						content+="<a target='_blank' href=http://my.poco.cn/tags/tag_search.php?q="+tipArr[i]+">"+tipArr[i]+"</a> ";
					}
				}
			}
			else
			{
				var re = /,| |、|，|;|；/g
				var tipArr = tipContent.replace(re, ' ').split(' ');
				for(var i=0;i<tipArr.length;i++)
				{
					if(tipArr[i])
					{
						content+="<a target='_blank' href=http://my.poco.cn/tags/tag_search.php?q="+tipArr[i]+">"+tipArr[i]+"</a> ";
					}
				}
			}
		}
		else
		{
			content=anch.getAttribute('tip');
		}

		this.tip.innerHTML = "<p onmouseover='if(window.oID){clearTimeout(oID);}' onmouseout='sweetTitles.tipOut()'>"+content+"</p>";

		if ( parseInt(document.documentElement.clientWidth+document.documentElement.scrollLeft) < parseInt(this.tip.offsetWidth+lt) ) {
			this.tip.style.left = parseInt(lt-(this.tip.offsetWidth+10))+'px';
		} else {
			this.tip.style.left = lt+'px';
		}
		if ( parseInt(document.documentElement.clientHeight+document.documentElement.scrollTop) < parseInt(this.tip.offsetHeight+tp) ) {
			this.tip.style.top = parseInt(tp-(this.tip.offsetHeight+10))+'px';
		} else {
			this.tip.style.top = tp+'px';
		}
		this.tip.style.visibility = 'visible';
		//this.tip.style.opacity = '.1';
		//this.tipFade(50);


	},
	tipFade: function(opac) {
//		var passed = parseInt(opac);
//		var newOpac = parseInt(passed+10);
//		if ( newOpac < 80 ) {
//			this.tip.style.opacity = '.'+newOpac;
//			this.tip.style.filter = "alpha(opacity:"+newOpac+")";
//			opacityID = window.setTimeout("sweetTitles.tipFade('"+newOpac+"')",20);
//		}
//		else { 
//			this.tip.style.opacity = '.80';
//			this.tip.style.filter = "alpha(opacity:80)";
//		}
	}
};
function pageLoader() {
	sweetTitles.init();
}
addEvent(window,'load',pageLoader);