var sCurrentNews = 0;
var iNewsTimeout = 0;

var sNewsMaskOpacity       = 100;
var sNewsMaskOpacityChange = 25;

function next_news(){
	switch(sCurrentNews){
		case 0:
			show_news(1);
			break;
		case 1:
			show_news(2);
			break;
		case 2:
			show_news(3);
			break;
		case 3:
			show_news(1);
			break
		case 4:
			show_news(1);
			break;
	}

}

function show_news(iSN_NewsNumber){
	if (sCurrentNews!=iSN_NewsNumber){
		sCurrentNews = iSN_NewsNumber;
		clearTimeout ( iNewsTimeout );
		iNewsTimeout = setTimeout('change_news_opacity()', 10);
	}
}


function change_news_opacity(){
	if (sNewsMaskOpacity==100){
		sNewsMaskOpacityChange*=-1;
		switch(sCurrentNews){
			case 1:
				document.getElementById('home_news_main_td_1').style.display='';
				document.getElementById('home_news_main_td_2').style.display='none';
				document.getElementById('home_news_main_td_3').style.display='none';
				//document.getElementById('home_news_main_td_4').style.display='none';
				break;
			case 2:
				document.getElementById('home_news_main_td_1').style.display='none';
				document.getElementById('home_news_main_td_2').style.display='';
				document.getElementById('home_news_main_td_3').style.display='none';
				//document.getElementById('home_news_main_td_4').style.display='none';
				break;
			case 3:
				document.getElementById('home_news_main_td_1').style.display='none';
				document.getElementById('home_news_main_td_2').style.display='none';
				document.getElementById('home_news_main_td_3').style.display='';
				//document.getElementById('home_news_main_td_4').style.display='none';
				break;
			case 4:
				document.getElementById('home_news_main_td_1').style.display='none';
				document.getElementById('home_news_main_td_2').style.display='none';
				document.getElementById('home_news_main_td_3').style.display='none';
				//document.getElementById('home_news_main_td_4').style.display='';
				break;
		}
		document.getElementById('home_news_main_td_blank').style.display='none';
	} else {
		if (sNewsMaskOpacity==0){
		} else {
			document.getElementById('home_news_td_1_1').className = 'news-rhlgutter';
			document.getElementById('home_news_td_2_1').className = 'news-rhlgutter';
			document.getElementById('home_news_td_3_1').className = 'news-rhlgutter';
			//document.getElementById('home_news_td_4_1').className = 'news-rhlgutter';

			document.getElementById('home_news_td_1_2').className = 'news-rhlrow';
			document.getElementById('home_news_td_2_2').className = 'news-rhlrow';
			document.getElementById('home_news_td_3_2').className = 'news-rhlrow';
			//document.getElementById('home_news_td_4_2').className = 'news-rhlrow';

			document.getElementById('home_news_img_1').src = 'img/clr.gif';
			document.getElementById('home_news_img_2').src = 'img/clr.gif';
			document.getElementById('home_news_img_3').src = 'img/clr.gif';
			//document.getElementById('home_news_img_4').src = 'img/clr.gif';
		}
	}



	sNewsMaskOpacity+=sNewsMaskOpacityChange;
	change_opacity(document.getElementById('news_mask'), sNewsMaskOpacity)
	if (sNewsMaskOpacity==0){
		document.getElementById('news_mask').style.display = 'none';
	} else {
		document.getElementById('news_mask').style.display = 'inline';
	}

	if (sNewsMaskOpacity==0){	
		sNewsMaskOpacityChange*=-1;
		iNewsTimeout = setTimeout('next_news()', 10000);
		
		document.getElementById('home_news_td_' + sCurrentNews + '_1').className = 'news-rhlselpoint';
		document.getElementById('home_news_td_' + sCurrentNews + '_2').className = 'news-rhlselect';
		document.getElementById('home_news_img_' + sCurrentNews).src = 'img/com/wharrow-lft.gif';
	} else {
		iNewsTimeout = setTimeout('change_news_opacity()', 10);
	}
}