//news Swith
var SwapID=0;
var PauseTime=15*1000;
var Timer1;
function swap(Obj)
{
	var st = document.getElementsByName('lt2');
	var j;
	if(st.length>0)
	{
		for(j=0; j<st.length; j++)
		{
			if(st[j]==Obj)
			{
				lt2[j].style.display='';
				mt[j].style.background='url(/img/lable-blue.jpg)';
				//mt[j].style.background='#F2F7FD';
				//mt[j].style.background='#ADC1DA'
				mt[j].style.color='#FFFFFF'
			} 
			else 
			{
				lt2[j].style.display='none';
				mt[j].style.background='url(/img/lable-grey.jpg)';
				//mt[j].style.background='#FFFFFF';
				mt[j].style.color='#333333'
			}
		}
	}
}

function AutoSwap() 
{
	//StopSwap();Swap(lt[SwapID])
	for (i=0;i<3;i++)
	Swap(lt[i]);
	//SwapID+=1;
	//if (SwapID==3) { SwapID=1; }
	Timer1=setTimeout("AutoSwap()",PauseTime);
}
	
function StopSwap() 
{
	clearTimeout(Timer1);
}

function showdate() 
{

var enabled = 0; today = new Date();
var day; var date;
if(today.getDay()==0) day = "星期日"
if(today.getDay()==1) day = "星期一"
if(today.getDay()==2) day = "星期二"
if(today.getDay()==3) day = "星期三"
if(today.getDay()==4) day = "星期四"
if(today.getDay()==5) day = "星期五"
if(today.getDay()==6) day = "星期六"
date = "您好！今天是" + (today.getYear()) + "年" + (today.getMonth() + 1 ) + "月" + today.getDate() + "日" + day +"";
document.write(date);

}


function sendRecommend(form) 
{
	var str0,str1,str2,str3,str4,str;


	if (!validEmail(form.friendEmail.value))
	{
		alert(' 朋友的Email可能打错了或为空的！');
		return false;
	}

	var sInfo = "==http://www.china-cam.cn==\n";
	sInfo += "您好!\n";
	sInfo += "您的朋友向您推荐http://www.china-cam.cn:\n";
	sInfo += "“" + form.title.value + "”\n";
	sInfo += "链接网址是：\n" + this.location;
	form.Subject.value = "推荐新闻";
	form.Context.value = sInfo;
	form.action="mailto:" + form.friendEmail.value;
	return true;
}
function validEmail(_email) 
{

  if (_email == "" || (_email.indexOf ('@') == -1) || (_email.indexOf ('.') == -1))
      return false;
  return true;
}

//变换字体大小函数
function doZoom( size ){
		/*var arEls = document.getElementsByTagName("font");
   		for(var i=0;i<arEls.length;i++){

			//if(arEls[i].name==null || arEls[i].name.indexOf("zoom")<0)continue;
			arEls[i].style.fontSize=size+'px'
		}*/	
		arEls = document.getElementsByTagName("p");
		for( i=0;i<arEls.length;i++){
			if(arEls[i].name=='title' )continue;
			arEls[i].style.fontSize=size+'px'
		}		
		/*arEls = document.getElementsByTagName("table");
		for( i=0;i<arEls.length;i++){
		
			if(arEls[i].name=='title' )continue;
			arEls[i].style.fontSize=size+'px'
		}*/
		arEls = document.getElementsByTagName("li");
		for( i=0;i<arEls.length;i++){
			arEls[i].style.fontSize=size+'px'
		}
		arEls = document.getElementsByTagName("span");
		for( i=0;i<arEls.length;i++){
			arEls[i].style.fontSize=size+'px'
		}
		
	}


function zoomIn() {
 newZoom= parseInt(ozoom.style.zoom)+20+'%'
 ozoom.style.zoom =newZoom;
 } 
function zoomOut() {
 newZoom= parseInt(ozoom.style.zoom)-20+'%'
 ozoom.style.zoom =newZoom;
 }