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" : "" );
}

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 randomImage(obj_id) {
	var obj = document.getElementById(obj_id);
	if (!obj) return;
	
	//if (Get_Cookie( 'last_bg' )) { obj.style.background = "#FFFFFF url("+Get_Cookie( 'last_bg' )+") left 0px no-repeat"; }

	var theImages = new Array() // do not change this

	var pathname = window.location.pathname.replace('index.php','');
	
	var full_path = window.location.protocol+'//'+window.location.host+pathname+'assets/templates/pccsm/'; 
	
	theImages[0] = full_path+'public/images/home-bg1.jpg'
	theImages[1] = full_path+'public/images/home-bg2.jpg'
	theImages[2] = full_path+'public/images/home-bg3.jpg'
	theImages[3] = full_path+'public/images/home-bg4.jpg'
	theImages[4] = full_path+'public/images/home-bg5.jpg'
	theImages[5] = full_path+'public/images/home-bg6.jpg'
	
	var p = theImages.length;
	var rand = Math.round(Math.random()*1000);
	
	if (rand > 830) whichImage = 5;
	if (rand > 660 && rand <= 830) whichImage = 4;
	if (rand > 490 && rand <= 660) whichImage = 3;
	if (rand > 320 && rand <= 490) whichImage = 2;
	if (rand > 150 && rand <= 320) whichImage = 1;
	if (rand < 150) whichImage = 0;
	
	delete preBuffer;
	preBuffer = new Image();

	// set what happens once the image has loaded 
	preBuffer.onload=imagesLoaded;

	preBuffer.src=theImages[whichImage];
	
	Set_Cookie( 'last_bg', preBuffer.src, '', '/', '', '' );
	
	function imagesLoaded(){    
		 obj.style.background = "#000000 url("+preBuffer.src+") left 0px no-repeat";
	}

}