// --------------------------------------------------------------------------------
// Hakuerottimet
sStart	= "t";
sEnd	= ".";

// 
function noudaURL(){

	URL = document.URL;
	URL += "";

	for(i=0;i<URL.length;i++){
 		if(URL.charAt(i) == sStart){
			end = getNextIndex(URL, i-1, sEnd);
			between = URL.substring(i+2, end);
			URL = between;
		}
 	}

	return URL;
}

// 
function getNextIndex(variable, starting, substr){
	return variable.substring(starting, variable.length).indexOf(substr) + starting;
}

// --------------------------------------------------------------------------------
// Parsitaan sivu
function asetaSijainti(sivu){

	//var sivu = noudaURL();
	var highlight = 'images_interface/Arrow_Down.gif';

	switch(sivu){

		case 'default' :
			document.images['phase'].src=highlight;
			break;

		case 'news' :
			document.images['news'].src=highlight;
			break;

		case 'band' :
			document.images['band'].src=highlight;
			break;

		case 'gigs' :
			document.images['gigs'].src=highlight;
			break;

		case 'media' :
			document.images['media'].src=highlight;
			break;
		case 'tickets' :
			document.images['media'].src=highlight;
			break;

		case 'contact' :
			document.images['contact'].src=highlight;
			break;

		case 'guestbook' :
			document.images['gb'].src=highlight;
			break;
			
		case 'guestbook_write_to' :
			document.images['gb'].src=highlight;
			break;

		default:
		break;
	}

}

// --------------------------------------------------------------------------------
// 
function reactOn(linkki,nuoli){

	document.images[nuoli].src='images_interface/Arrow_Down_on.gif';

	switch(linkki){

		case 'lnkPhase' :
			document.images['lnkPhase'].src='images_interface/Button_ThePhase_on.gif';
			break;

		case 'lnkNews' :
			document.images['lnkNews'].src='images_interface/Button_News_on.gif';
			break;

		case 'lnkMedia' :
			document.images['lnkMedia'].src='images_interface/Button_Media_on.gif';
			break;

		case 'lnkBand' :
			document.images['lnkBand'].src='images_interface/Button_Band_on.gif';
			break;

		case 'lnkContact' :
			document.images['lnkContact'].src='images_interface/Button_Contact_on.gif';
			break;

		case 'lnkLive' :
			document.images['lnkLive'].src='images_interface/Button_Live_on.gif';
			break;

		case 'lnkGb' :
			document.images['lnkGb'].src='images_interface/Button_Guestbook_on.gif';
			break;

			default:
		break;
	}

}

// --------------------------------------------------------------------------------
// 
function reactOff(linkki,nuoli,sivu){

	document.images[nuoli].src='images_interface/Arrow_Down_black.gif';

	switch(linkki){

		case 'lnkPhase' :
			document.images['lnkPhase'].src='images_interface/Button_ThePhase.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkNews' :
			document.images['lnkNews'].src='images_interface/Button_News.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkMedia' :
			document.images['lnkMedia'].src='images_interface/Button_Media.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkBand' :
			document.images['lnkBand'].src='images_interface/Button_Band.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkContact' :
			document.images['lnkContact'].src='images_interface/Button_Contact.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkLive' :
			document.images['lnkLive'].src='images_interface/Button_Live.gif';
			asetaSijainti(sivu);
			break;

		case 'lnkGb' :
			document.images['lnkGb'].src='images_interface/Button_Guestbook.gif';
			asetaSijainti(sivu);
			break;

			default:
		break;
	}

}


// --------------------------------------------------------------------------------
// Documentation popper - The Phase
	var ikkuna;

	function docpop(kuva,leveys,korkeus){
		ikkuna = window.open(''+ kuva  +'','doc','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width='+ leveys +',height='+ korkeus +',left=10,top=10');
		ikkuna.focus();
	}


// --------------------------------------------------------------------------------
// Link fader
	fadeColor = "#990000";  // Väri johon linkki feidataan
	stepIn = 20; // Viive fade-in
	stepOut =250; // Viive fade-out

	autoFade = true;
	sloppyClass = true;
	macCompat = false;

	hexa = new makearray(16);
	for(var i = 0; i < 10; i++)
		hexa[i] = i;
	hexa[10]="a"; hexa[11]="b"; hexa[12]="c";
	hexa[13]="d"; hexa[14]="e"; hexa[15]="f";

	document.onmouseover = domouseover;
	document.onmouseout = domouseout;

	fadeColor = dehexize(fadeColor.toLowerCase());

	var fadeId = new Array();

	function dehexize(Color){
		var colorArr = new makearray(3);
		for (i=1; i<7; i++){
			for (j=0; j<16; j++){
				if (Color.charAt(i) == hexa[j]){
					if (i%2 !=0)
						colorArr[Math.floor((i-1)/2)]=eval(j)*16;
					else
						colorArr[Math.floor((i-1)/2)]+=eval(j);
				}
			}
		}
		return colorArr;
	}

	function domouseover() {
		if(document.all){
			var srcElement = event.srcElement;
			if ((srcElement.tagName == "A" && autoFade && srcElement.className != "nofade") || srcElement.className == "fade" || (sloppyClass && srcElement.className.indexOf("fade") != -1)) {
					if (!srcElement.startColor) {
						srcElement.startColor = (srcElement.style.color)? srcElement.style.color: srcElement.currentStyle.color;
						srcElement.startColor = dehexize(srcElement.startColor.toLowerCase());
					}
					var link = (macCompat? srcElement.name: srcElement.uniqueID);
					if (link) fade(srcElement.startColor,fadeColor,link,stepIn);				
					else if (macCompat) alert("Error: Mac Compatility mode enabled, but link has no name.");
			}
		}
	}

	function domouseout() {
		if (document.all){
			var srcElement = event.srcElement;
			if ((srcElement.tagName == "A" && autoFade && srcElement.className != "nofade") || srcElement.className == "fade" || (sloppyClass && srcElement.className.indexOf("fade") != -1)) {
				var link = (macCompat? srcElement.name: srcElement.uniqueID);
				if (link) fade(fadeColor,srcElement.startColor,link,stepIn);
			}
		}
	}

	function makearray(n) {
		this.length = n;
		for(var i = 1; i <= n; i++)
			this[i] = 0;
		return this;
	}

	function hex(i) {
		if (i < 0)
			return "00";
		else if (i > 255)
			return "ff";
		else
		   return "" + hexa[Math.floor(i/16)] + hexa[i%16];
	}

	function setColor(r, g, b, element) {
		  var hr = hex(r); var hg = hex(g); var hb = hex(b);
		  element.style.color = "#"+hr+hg+hb;
	}

	function fade(s,e,element,step) {
		var sr = s[0]; var sg = s[1]; var sb = s[2];
		var er = e[0]; var eg = e[1]; var eb = e[2];
		
		if (fadeId[0] != null && fade[0] != element && eval(fadeId[0])) {
			var orig = eval(fadeId[0]);
			setColor(orig.startColor[0],orig.startColor[1],orig.startColor[2],orig);
			var i = 1;
			while(i < fadeId.length) {
				clearTimeout(fadeId[i]);
				i++;
			}
		}

		for(var i = 0; i <= step; i++) {
			fadeId[i+1] = setTimeout("setColor(Math.floor(" +sr+ " *(( " +step+ " - " +i+ " )/ " +step+ " ) + " +er+ " * (" +i+ "/" +
				step+ ")),Math.floor(" +sg+ " * (( " +step+ " - " +i+ " )/ " +step+ " ) + " +eg+ " * (" +i+ "/" +step+
				")),Math.floor(" +sb+ " * ((" +step+ "-" +i+ ")/" +step+ ") + " +eb+ " * (" +i+ "/" +step+ ")),"+element+");",i*step);
		}
		fadeId[0] = element;
	}