//////////////////////////////////////////////////
// blog default javascript
// www.overstyle.com/photo/
//////////////////////////////////////////////////


// SUBWINDOW +++++++++++++++++++++++++++++++++++++++++++++//
function Openwin(html,name,width,height,toolbar,location,status,menubar,scroll,resize) {
	opwin = window.open(html,name,"width="+width+",height="+height+",toolbar="+toolbar+",location="+location+",status="+status+",menubar="+menubar+",scrollbars="+scroll+",resizable="+resize+"");
	opwin.window.focus();
}

// FOR PULLDOWN +++++++++++++++++++++++++++++++++++++++++++++//
function gotoURL(URL){
	if(URL!=""){
		window.location.href=URL;
	}
}


// COMMENT ERROR CHECK +++++++++++++++++++++++++++++++++++++++++++++//
function ErrorCheck() {
	var str = "";
	//name
	if(document.comments_form.author.value == ""){
		str = str + "Name is required.\n";
	}

	//coments
	if(document.comments_form.text.value == ""){
		str = str + "Comment is required.";
	}
	if(str != ""){
		alert (str);
	return false;
	}
}


// COMMENT COOKIE PERMISSION +++++++++++++++++++++++++++++++++++++++++++++//
var HOST = 'www.overstyle.com';

function setCookie (name, value, expires, path, domain, secure) {
	var curCookie = name + "=" + escape(value) + ((expires) ? "; expires=" + expires.toGMTString() : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
	document.cookie = curCookie;
}

function getCookie (name) {
	var prefix = name + '=';
	var c = document.cookie;
	var nullstring = '';
	var cookieStartIndex = c.indexOf(prefix);
		if (cookieStartIndex == -1)
			return nullstring;
		var cookieEndIndex = c.indexOf(";", cookieStartIndex + prefix.length);
			if (cookieEndIndex == -1)
				cookieEndIndex = c.length;
		return unescape(c.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function deleteCookie (name, path, domain) {
	if (getCookie(name))
		document.cookie = name + "=" + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + "; expires=Thu, 01-Jan-70 00:00:01 GMT";
}

function fixDate (date) {
	var base = new Date(0);
	var skew = base.getTime();
		if (skew > 0)
			date.setTime(date.getTime() - skew);
}

function rememberMe (f) {
	var now = new Date();
		fixDate(now);
		now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
		setCookie('mtcmtauth', f.author.value, now, '', HOST, '');
		setCookie('mtcmtmail', f.email.value, now, '', HOST, '');
		setCookie('mtcmthome', f.url.value, now, '', HOST, '');
}

function forgetMe (f) {
	deleteCookie('mtcmtmail', '', HOST);
	deleteCookie('mtcmthome', '', HOST);
	deleteCookie('mtcmtauth', '', HOST);
	f.email.value = '';
	f.author.value = '';
	f.url.value = '';
}


function outside() {
	var cgi = '/bin/access/report.cgi?';
	var dir = 'dir=Photolog';
	var pix = 'pix=' + screen.width + 'x' + screen.height + 'x' + screen.colorDepth;
	var ref = 'ref=' + document.referrer;
	var req = 'req_title=' + encodeURI(document.title);
	var dat = dir + '&' + pix + '&' + ref + '&' + req;
	document.write('<img src="' + cgi + dat + '" width="1" height="1" alt="" />');
}

// SCROLL  +++++++++++++++++++++++++++++++++++++++++++++//
var __scroll = {sp:6, fps:16, timer:0};
function setScrollSp(sp) {
	if(typeof sp == "number") {
		this.__scroll.sp = sp;
	}
}
function setScrollFps(fps) {
	if(typeof fps == "number") {
		this.__scroll.fps = fps;
	}
}
function scrollToTop() {
	pageScroll(0, 0);
}
function getScrollLeft() {
	if(navigator.userAgent.indexOf("MSIE") != -1) {
		return (document.compatMode=="CSS1Compat")?document.documentElement.scrollLeft:document.body.scrollLeft;
	} else {
 	 return (window.pageXOffset) ? window.pageXOffset : 0;
 }
}
function getScrollTop() {
	if(navigator.userAgent.indexOf("MSIE") != -1) {
		return (document.compatMode=="CSS1Compat")?document.documentElement.scrollTop:document.body.scrollTop;
	} else {
 	 return (window.pageYOffset) ? window.pageYOffset : 0;
 }
}
function pageScroll(toX, toY, cuX, cuY) {
	clearTimeout(this.__scroll.timer);
	toX = (!toX || toX < 0) ? 0 : toX;
	toY = (!toY || toY < 0) ? 0 : toY;
	cuX = (!cuX) ? 0 + getScrollLeft() : cuX;
	cuY = (!cuY) ? 0 + getScrollTop() : cuY;
	cuX += (toX - getScrollLeft()) / this.__scroll.sp; 
	cuY += (toY - getScrollTop()) / this.__scroll.sp; 
	if(cuX < 0) { cuX = 0; }
	if(cuY < 0) {	cuY = 0;	}
	window.scrollTo(Math.floor(cuX), Math.floor(cuY));
	if(Math.floor(cuX) != toX || Math.floor(cuY) != toY) {
		this.__scroll.timer = setTimeout("pageScroll("+toX+","+toY+"," +cuX+","+cuY+")",this.__scroll.sp);
	}
}

// SCROLL_PAGE_LINK  +++++++++++++++++++++++++++++++++++++++++++++//
ScrollClass.prototype.speed = 12;
ScrollClass.prototype.timer = 0;
ScrollClass.prototype.direction = new Object();
ScrollClass.prototype.offset = new Object();

ScrollClass.prototype.isCompatMode = document.compatMode == "CSS1Compat";
ScrollClass.prototype.major = parseInt(navigator.appVersion);
ScrollClass.prototype.minor = parseFloat(navigator.appVersion);
ScrollClass.prototype.isIE = navigator.userAgent.indexOf("MSIE") != -1;
ScrollClass.prototype.isOpera = window.opera;
ScrollClass.prototype.isMozilla = navigator.userAgent.indexOf("Gecko") != -1;
ScrollClass.prototype.isNN  = navigator.userAgent.indexOf("Netscape") != -1;
ScrollClass.prototype.isMac = navigator.userAgent.indexOf("Mac") != -1;

var scroll = new ScrollClass();
function ScrollClass() {}
ScrollClass.prototype.setScrollSpeed = function(num) {
	if(typeof num == "number") {
		this.speed = num;
	}
}
ScrollClass.prototype.getScrollSpeed = function() {
	return this.speed;
}
ScrollClass.prototype.getMaxScroll = function() {
	var pos = new Object();
	if(this.isNN) {
		pos.x = this.major <= 5 ? document.documentElement.offsetWidth - window.innerWidth + 16 : document.documentElement.offsetWidth - window.innerWidth + 17;
		pos.y = this.major <= 5 ? document.documentElement.offsetHeight - window.innerHeight + 16 : document.documentElement.offsetHeight - window.innerHeight + 17;
	} else {
		if(this.isMac) {
			pos.x = document.body.offsetWidth- document.body.clientWidth + 1;
			pos.y = document.body.offsetHeight - document.body.clientHeight + 1;
		} else {
			pos.x = this.isCompatMode ? document.documentElement.scrollWidth - document.documentElement.clientWidth : document.body.scrollWidth - document.body.clientWidth;
			pos.y = this.isCompatMode ? document.documentElement.scrollHeight - document.documentElement.clientHeight : document.body.scrollHeight - document.body.clientHeight;
		}
	}
	if(pos.x < 0) { sc.x = 0; }
	if(pos.y < 0) { sc.y = 0; }
	return {x:pos.x, y:pos.y };
}
ScrollClass.prototype.getScrollLeft = function() {
	if(this.isIE) {
		return this.isCompatMode ? document.documentElement.scrollLeft : document.body.scrollLeft;
	} else {
		return window.pageXOffset ? window.pageXOffset : 0;
	}
}
ScrollClass.prototype.getScrollTop = function() {
	if(this.isIE) {
		return this.isCompatMode ? document.documentElement.scrollTop : document.body.scrollTop;
	} else {
		return window.pageYOffset ? window.pageYOffset : 0;
	}
}
ScrollClass.prototype.scrollTo = function() {
	clearTimeout(this.timer);
	this.offset.x = null;
	this.offset.y = null;
	var toX = this.parse("x", this.findAnchor(arguments[0]) ? this.getAnchorPos(arguments[0]).x : arguments[0]);
	var toY = this.parse("y", this.findAnchor(arguments[1]) ? this.getAnchorPos(arguments[1]).y : arguments[1]);
	this.direction.is_x = toX - this.getScrollLeft() >= 0 ? true : false;
	this.direction.is_y = toY - this.getScrollTop() >= 0 ? true : false;
	this.pageScroll(toX, toY);
}
ScrollClass.prototype.findAnchor = function(id) {
	return (document.getElementsByName(id)[0] || document.anchors[id]);
}
ScrollClass.prototype.getAnchorPos = function(id) {
	if(document.getElementsByName(id)[0]) {
		var element = document.getElementsByName(id)[0];
		var obj = new Object();
		do {
			obj.x = (!obj.x) ? element.offsetLeft : obj.x + element.offsetLeft;
			obj.y = (!obj.y) ? element.offsetTop : obj.y + element.offsetTop;
		} while((element = element.offsetParent) != null);
		return {x:obj.x < 0 ? 0 : obj.x, y:obj.y };
	} else if(document.layers) {
		var element = document.anchors[id];
		return {x:element.x, y:element.y };
	} else {
		return {x:0, y:0};
	}
}
ScrollClass.prototype.parse = function(direction, value) {
	var maxScroll = this.getMaxScroll();
	var range = {min_x:0, max_x:maxScroll.x, min_y:0, max_y:maxScroll.y };
	switch(direction) {
		case "x":
			if(typeof value == "boolean") {
				return value ? 0 : this.getScrollLeft();
			} else if(typeof value == "number") {
				if(!this.isOpera) {
					if(value < 0) {
						return 0;
					} else if(value > range.max_x) {
						return range.max_x;
					}
				}
				return value;
			} else if(typeof value == "string") {
				switch(value) {
					case "left": return 0;
					case "center": return Math.floor(range.max_x / 2);
					case "right": return range.max_x;
					default: this.getScrollLeft();
				}
			}
			return this.getScrollLeft();
			break;
		case "y":
			if(typeof value == "boolean") {
				return value ? 0 : this.getScrollTop();
			} else if(typeof value == "number") {
				if(value < 0) {
					return 0;
				} else if(value > range.max_y) {
					return range.max_y;
				}
				return value;
			} else if(typeof value == "string") {
				switch(value) {
					case "top": return 0;
					case "middle": return Math.floor(range.max_y / 2);
					case "bottom": return range.max_y;
					default: this.getScrollTop();
				}
			}
			return this.getScrollTop();
			break;
	}
}
ScrollClass.prototype.pageScroll = function(toX, toY) {
	if(this.isOpera) {
		window.scrollTo(toX, toY);
		return;
	}
	clearTimeout(this.timer);
	var dX = this.direction.is_x;
	var dY = this.direction.is_y;
	var scX = this.getScrollLeft();
	var scY = this.getScrollTop();
	var cuX = dX ? Math.ceil((toX - scX) / this.speed) : Math.floor((toX - scX) / this.speed);
	var cuY = dY ? Math.ceil((toY - scY) / this.speed) : Math.floor((toY - scY) / this.speed);
	if(((dX && scX + cuX < toX -1) || (!dX && scX + cuX > toX + 1)) || ((dY && scY + cuY < toY - 1) || (!dY && scY + cuY > toY +1))) {
		if(this.offset.x != null && this.offset.y != null) {
			if(this.offset.x == scX && this.offset.y == scY) {
				return;
			} else if((dX && this.offset.x > scX) || (!dX && this.offset.x < scX)) {
				return;
			} else if((dY && this.offset.y > scY) || (!dY && this.offset.y < scY)) {
				return;
			}
		}
		window.scrollTo(scX + cuX, scY + cuY);
		this.timer = setTimeout("ScrollClass.prototype.pageScroll("+toX+","+toY+")",this.speed);
		this.offset.x = scX;
		this.offset.y = scY;
	} else {
		clearTimeout(this.timer);
		window.scrollTo(toX, toY);
		return false;
	}
}