// JavaScript Document
//global variables
var DHTML = (document.getElementById || document.all || document.layers);

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

function increaseSize(newSize) {
	document.getElementById('imagemap_text').style.height = newSize;
}

function divswitcher(switchid)
	{
		if (!DHTML) return;
		var x2 = new getObj('region_6');
		var x3 = new getObj('region_5');
		var x4 = new getObj('region_4');
		var x5 = new getObj('region_3');
		var x6 = new getObj('region_2');
		var x7 = new getObj('region_1');
		var x8 = new getObj('default');

		switch (switchid){
		
		case "region_6": 
		x2.style.visibility = (0) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
	
		case "region_5": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (0) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
		
		case "region_4": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (0) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
		
		case "region_3": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (0) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
		
		case "region_2": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (0) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
		
		case "region_1": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (0) ? 'hidden' : 'visible'
		x8.style.visibility = (1) ? 'hidden' : 'visible'
		break;
		
		case "default": 
		x2.style.visibility = (1) ? 'hidden' : 'visible'
		x3.style.visibility = (1) ? 'hidden' : 'visible'
		x4.style.visibility = (1) ? 'hidden' : 'visible'
		x5.style.visibility = (1) ? 'hidden' : 'visible'
		x6.style.visibility = (1) ? 'hidden' : 'visible'
		x7.style.visibility = (1) ? 'hidden' : 'visible'
		x8.style.visibility = (0) ? 'hidden' : 'visible'
		break;
		
	}
}

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}


var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {

		timezone_01_region_1_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_1_over.gif");
		timezone_01_region_2_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_2_over.gif");
		timezone_01_region_3_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_3_over.gif");
		timezone_01_region_4_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_4_over.gif");
		timezone_01_region_5_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_5_over.gif");
		timezone_01_region_6_over = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_over.gif");
		
		timezone_01_region_1_overregion_2sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_1_overalas.gif");
		timezone_01_region_6_overregion_1sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_overhaw.gif");
		timezone_01_region_5_overregion_1sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_5_overha.gif");
		timezone_01_region_4_overregion_1sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_4_overhaw.gif");
		timezone_01_region_3_overregion_1sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_3_overhaw.gif");

		timezone_01_region_6_overregion_2sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_overala.gif");
		timezone_01_region_5_overregion_2sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_5_overal.gif");
		timezone_01_region_4_overregion_2sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_4_overala.gif");
		timezone_01_region_3_overregion_2sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_3_overala.gif");
		timezone_01_region_6_overregion_5sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_overmou.gif");
		timezone_01_region_6_overregion_4sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_overcen.gif");
		timezone_01_region_6_overregion_3sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_6_overeas.gif");
		timezone_01_region_5_overregion_4sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_5_overce.gif");
		timezone_01_region_5_overregion_3sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_5_overea.gif");
		timezone_01_region_4_overregion_3sel = newImage("/graphics/hrsa/odhh/region_imagemap/slim_region_imagemap/timezone_01-region_4_overeas.gif");
		preloadFlag = true;
	}
}

// -->