var SELECTED_COLOR = "#C6332D";
var NORMAL_COLOR = "#666";

var prgsMtr = {
	maxwidth : 100,
	minwidth : 10,
	maxcount : 3,
	current : 0
};

prgsMtr.segwidth = (prgsMtr.maxwidth - prgsMtr.minwidth) / prgsMtr.maxcount;

function load() {
	prgsMtr.current ++;
	try {
		var mtr = new make("progressmeter");
		var newW = prgsMtr.current * prgsMtr.segwidth + prgsMtr.minwidth;
		mtr.setW(Math.min(newW, prgsMtr.maxwidth));
	} catch (e) {
		return;
	}
};

var imgsldr;
function initSldr() {
	try {
		var ldr = new make("loader");
		ldr.setCSS('display', 'none');
		imgsldr = new make("imgcontent");
		imgsldr.setCSS('display', 'block');
		imgmnu = new make("imgmenu");
		imgmnu.setCSS('display', 'block');
		
		imgsldr.x = 0;
		img = new Array();
		img[1] = new make("img1");
		img[2] = new make("img2");
		img[3] = new make("img3");		
		
		imgsldr.jumpTo = function(num) {
			try {
				//alert("num: " + num + " x:" + img[num].x + " y:" + img[num].y);
				imgsldr.timeSlide(0-img[num].x, 0, 1000, -1);
					for(var x = 1; x < 4; x++) {
						var lnk_el = new make("imglnk" + x);
						if(x == num) {
							lnk_el.setCSS('color', SELECTED_COLOR);
						} else {
							lnk_el.setCSS('color', NORMAL_COLOR);
						}
					}
			} catch (e) {
				return;
			}
		};
	} catch (e) {
		return;
	}
};

// Thank you 13thparallel.org and youngpup.net !
// modified script so that other scrolling methods besides dragging were possible. 
// All functions move the scroller widget which then governs the amount of content scroll

// AT - 2004.01.14 - Added clickScroll to support clicking on the scroll track

//We wrap all the code in an object so that it doesn't interfere with any other code
var scroller = {
  init : function() {
	try {	
		scroller.doc = new make("textcontent");
		scroller.docH = scroller.doc.getH();
		scroller.cont = new make("textcontainer");	
		scroller.contH = scroller.cont.getH();
		
		if(scroller.docH <= scroller.contH) return; // dont need scroller
		scroller.scrollBar = new make("scrollbar");	
		scroller.scrollArea = new make("scrollarea");	
		scroller.scrollAreaH = scroller.scrollArea.getH();
		scroller.widget = new make("scroller");
		
    			//calculate height of scroller and resize the scroller div
		    	//(however, we make sure that it isn't to small for long pages)
    			scroller.scrollH = (scroller.contH * scroller.scrollAreaH) / scroller.docH;
    			if(scroller.scrollH < 15) scroller.scrollH = 15;
   		 	scroller.widget.setH(Math.round(scroller.scrollH));
   	 
    			//what is the effective scroll distance once the scoller's height has been taken into account
			scroller.scrollDist = Math.round(scroller.scrollAreaH-scroller.scrollH);
   	 
   			//make the scroller div draggable
			Drag.init(scroller.widget.elm,null,0,0,-1,scroller.scrollDist); //dom-drag from youngpup.net
   			scroller.doc.moveTo(null, 0); // set y to 0

			if (window.event) document.onmousewheel = function() {
				scroller.scrollBy(event.wheelDelta / -30);
				return false;
			};
			//add ondrag function
    			scroller.widget.elm.onDrag = function (x,y) {
   				scroller.scroll();
    			};
    			//add click function to track
    			scroller.scrollArea.elm.onclick = scroller.clickScroll;
    			scroller.scrollArea.setCSS('cursor', 'pointer');
    			
    			scroller.scrollBar.show();
    		} catch (e) {
    			return;
    		}
  },
   scrollTo : function (y) {
	var mv = scroller.checkDist(y);
  	scroller.widget.moveTo(null, mv);
	scroller.scroll();
  },
   scrollBy : function (y) {
	var scrollY = parseInt(scroller.widget.css.top);
	var mv = scroller.checkDist(scrollY + y);	
  	scroller.widget.moveTo(null, mv);
	scroller.scroll();
  },
  speed : 10,
  dir : 0,
  time : 30,
  start : function(dir) {
  	scroller.dir = dir;
	document.onmouseup = scroller.stop;
	scroller.scrollCont(dir);
  },	 
  stop : function() {
	scroller.dir = 0;
  },	
  scrollCont : function() {
  	var scrollY = parseInt(scroller.widget.css.top);
	if(!scrollY) scrollY = 0;
  	var mv = 0;
  	if(scroller.dir > 0) {
  		// scroll forward (down)
  		mv = scroller.checkDist(scrollY - scroller.speed);
  	} else if(scroller.dir < 0) {
  		// scroll back (up)
		mv = scroller.checkDist(scrollY + scroller.speed);
	}
	if(!scroller.dir == 0) {
	  	scroller.widget.moveTo(null, mv);
		scroller.scroll();
	  	setTimeout("scroller.scrollCont()",scroller.time);
	}
  },
  scroll : function() {
	var scrollY = parseInt(scroller.widget.css.top);
	var docY = Math.round(0 - (scrollY * (scroller.docH - scroller.contH) / scroller.scrollDist));
	scroller.doc.moveTo(0, docY);
	scroller.onScroll(scrollY);
  },
  onScroll : function(y) {
  	// can be overridden for event linking
  },  
  checkDist : function(y) {
  	// make sure the scroller widget doesn't get moved to a spot outside of the track
  	m = Math.max(0, y);
	m = Math.min(m, scroller.scrollDist);
	return m;
  },
  
	getMouseY : function(e) {
		if (typeof e == 'undefined') e = window.event;
		return e.clientY ? e.clientY : e.pageY;
	},
	
	clickScroll : function(e) {
		var mY = scroller.getMouseY(e);
		var top = scroller.widget.getPageY();
		var bot = top + scroller.widget.getH();
		if((mY >= top) && (mY <= bot)) {
			// Clicked within the scroll widget area ignore
			return;
		} else {
			// if clicked below bring the bottom of the scroll widget to Y, 
			//	if above the top of the scroll widget.
			
			scroller.scrollBy(mY - ((mY > bot) ? bot : top));
		}
	}
};

function scrollToStoryY(id) {
	story = new make(id);
	if(story != null) {
		var docY = parseInt(story.y);
      	var scrollY = Math.round(0 - (docY * (scroller.scrollDist / (scroller.contH - scroller.docH))));
      	// need to slide doc too
      	scroller.widget.onMove = function(x, y) {
			scroller.scroll();
		};
		
		// reset onmove event
		scroller.widget.onSlideEnd = function(x, y) {
			scroller.widget.onMove = new Function();
		};
		
		//start the slide
  	  	scroller.widget.timeSlide(0, scrollY, 500, -1);

	}
};


function doPMAnim(id) {
	try{
		var projMnuAnim = new make("projmnuanim");
		var l = new make(id);
		if(l != null) {
			
			var o = projMnuAnim;
			//o.onSlideEnd = function(X, y) {
			//	o.show();	
			//};
			//projMnuAnim.timeSlide(l.getPageX() + doPMAnim.MODX , l.getPageY() + doPMAnim.MODY, 100, -1);
			projMnuAnim.moveTo(l.getPageX() + doPMAnim.MODX , l.getPageY() + doPMAnim.MODY);
			projMnuAnim.show();
			// in case project list 'worm' exists on a page with a scroller, this will ensure the 'worm'
			// stays with the project name when scrolled
			if(scroller) {
				scroller.onScroll = function(y) {
					o.hide();
				};
			}
		}
	} catch (e) {
		return;
	}
};

doPMAnim.MODX = -12;
doPMAnim.MODY = 3;

function init() {
	try {
		scroller.init();
		initSldr();
		if(scrollToStory) scrollToStoryY(storyID);
	} catch (e) {
		return;
	}
};

FastInit.addOnLoad(init);