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 getQueryString(parameterID){
			queryStr = window.location.search;
			var startIdx = queryStr.indexOf(parameterID);
			
			if(startIdx >= 0){
				var parameterLength = parameterID.length;
				var testEnd = queryStr.indexOf("&", (startIdx + parameterLength));

				if(testEnd > 0)
					return queryStr.substring( (startIdx + parameterLength + 1, testEnd));
				else
					return queryStr.substring( (startIdx + parameterLength + 1));				
			}
		}
		
		var campaignID = getQueryString("campaignID"); 
		if (campaignID != null && campaignID != undefined) {
			if(Get_Cookie("campaignID") == null && 
			   campaignID.length > 0) {
			   Set_Cookie("campaignID", campaignID);
			}	
		}