// JavaScript Document
var posSubMenu;
var curMenu;
function hideCurMenu()
{
		if (!(curMenu)) {
			curMenu = 'Home';
		}
		var sMenus = document.getElementById("l" + curMenu);
		var sMenu = sMenus.getElementsByTagName("UL");
		sMenus.className = sMenus.className.replace(' trhover','');		
		sMenu[0].style.left = "-999em";


}
function showCurMenu()
{
		if (!(curMenu)) {
			curMenu = 'Home';
		}
		var sMenus = document.getElementById("l" + curMenu);
		var sMenu = sMenus.getElementsByTagName("UL");
		sMenus.className += ' trhover';		
		sMenu[0].style.left = posSubMenu.x + "px";
						

}


function initMenu() {

 posSubMenu = getPos(document.getElementById("subnav"));
 showCurMenu();
 
 var sMenus = getElementsByClassName("level1", document.getElementById("menu"));
 for (i=0;i<sMenus.length;i++)
 {
 		sMenus[i].onmouseover = function() {
				this.className += ' trhover';		
				hideCurMenu();
				
				var sMenu = this.getElementsByTagName("UL");
				sMenu[0].style.left = posSubMenu.x + "px";
				
		}	
		sMenus[i].onmouseout = function() {
				this.className = this.className.replace(' trhover','');		
				var sMenu = this.getElementsByTagName("UL");
				sMenu[0].style.left = "-999em";
				
				showCurMenu();
		}	
 }
 
 
 
}
function setSubNavPos() {
	posSubMenu = getPos(document.getElementById("subnav"));
	var sMenus = getElementsByClassName("level1", document.getElementById("menu"));
	for (i=0;i<sMenus.length;i++)
 	{
		if (sMenus[i].className.indexOf("trhover") != -1) {
			var sMenu = sMenus[i].getElementsByTagName("UL");
			sMenu[0].style.left = posSubMenu.x + "px";
		}
	}
	
}
AttachEvent(window,"load",initMenu);
AttachEvent(window,"resize",setSubNavPos);


function activateSearch()
{
	var q = document.getElementById("siteQ");
	q.onfocus = function() {
		if (this.value == 'Search Department of Agriculture') {
			this.value = '';
		}
	}
	q.onblur = function() {
		if (this.value == '') {
			this.value = 'Search Department of Agriculture';
		}
	}


}
AttachEvent(window,"load",activateSearch);

function setFontSize(x)
{
	if (document.getElementById('content')) {
		document.getElementById('content').style.fontSize = x + 'px';
		var h2s = document.getElementById('content').getElementsByTagName('H2');
		for (i=0;i<h2s.length;i++)
		{
			h2s[i].style.fontSize = (parseInt(x)+10) + 'px';
		}
		var h3s = document.getElementById('content').getElementsByTagName('H3');
		for (i=0;i<h3s.length;i++)
		{
			h3s[i].style.fontSize = (parseInt(x)+4) + 'px';
		}
		Set_Cookie('fontsize',x,true,'/','','');
		
	} else {
		
	}
	
	
	
	
}
function initFontSize(x)
{
	setFontSize(Get_Cookie( 'fontsize'));
	
	
}
AttachEvent(window,"load",initFontSize);
function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f

	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );


		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}

function Set_Cookie( name, value, expires, path, domain, secure )
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct
expires time, the current script below will set
it for x number of days, to make it for hours,
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
( ( path ) ? ";path=" + path : "" ) +
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}