/*****************************************************
 * Relative Position Layer Version 1.0
 * Ozer Kurt, April 2003
 * Copyright (c) 1998-2003
 *****************************************************/

function ok_alignLayer() {
	var lname,iname,xc,yc,args=ok_alignLayer.arguments;
	for (i=0; i<(args.length); i+=4){
		lname=args[i];
		iname=args[i+1];
		xc=args[i+2];
		yc=args[i+3];
		var obj = ok_findObject(iname);
		x = ok_calculateImageX (xc, obj);
		y = ok_calculateImageY (yc, obj);
		var layer = ok_findObject(lname)
		layer.style.left = x;
		layer.style.top = y;
		//layer.style.visibility = "visible";
	}
}

function ok_showHideLayer(layerName, strFunction) {
	var lname,func,layer,args=ok_showHideLayer.arguments;
	if(document.getElementById(layerName)){
		for (i=0; i<(args.length); i+=2){
			lname=args[i];
			func=args[i+1];
			layer = ok_findObject(lname);
			layer.style.visibility = func;
		}
	}
}

function ok_findObject(item) {
	if( window.mmIsOpera ) return(document.getElementById(item));
	if (document.all) return(document.all[item]);
	if (document.getElementById) return(document.getElementById(item));
	return(false);
}

function ok_calculateImageX (x, img) { 
	if (!document.layers) {
		var onWindows = navigator.platform ? navigator.platform == "Win32" : false;
		var macIE45 = document.all && !onWindows && getExplorerVersion() == 4.5;
		var par = img;
		var lastOffset = 0;
		while(par){
			if( par.leftMargin && ! onWindows ) x += parseInt(par.leftMargin);
			if( (par.offsetLeft != lastOffset) && par.offsetLeft ) x += parseInt(par.offsetLeft);
			if( par.offsetLeft != 0 ) lastOffset = par.offsetLeft;
			par = macIE45 ? par.parentElement : par.offsetParent;
		}
	} else if (img.x) x += img.x;
	return x;
}

function ok_calculateImageY (y, img) {
	if(!document.layers) {
		var onWindows = navigator.platform ? navigator.platform == "Win32" : false;
		var macIE45 = document.all && !onWindows && getExplorerVersion() == 4.5;
		var par = img;
		var lastOffset = 0;
		while(par){
			if( par.topMargin && !onWindows ) y += parseInt(par.topMargin);
			if( (par.offsetTop != lastOffset) && par.offsetTop ) y += parseInt(par.offsetTop);
			if( par.offsetTop != 0 ) lastOffset = par.offsetTop;
			par = macIE45 ? par.parentElement : par.offsetParent;
		}		
	} else if (img.y >= 0) y += img.y;
	return y;
}