function GetObj(objName){
	if(document.getElementById){
		return eval('document.getElementById("' + objName + '")');
	}else if(document.layers){
		return eval("document.layers['" + objName +"']");
	}else{
		return eval('document.all.' + objName);
	}
}
//========================= 设置字体大中小 start =============
	function doZoom(size){
		var artibody = document.getElementById('artibody');
		if(!artibody){
			return;
		}
		var artibodyChild = artibody.childNodes;
		artibody.style.fontSize = size + 'px';
		//再对artibody div内的直接html节点设置fontSize属性
		for(var i = 0; i < artibodyChild.length; i++){
			if(artibodyChild[i].nodeType == 1){
				artibodyChild[i].style.fontSize = size + 'px';
			}
		}		
	}
//========================= 设置字体大中小 end =============

//========================= 打印正文部分 start =============
//print js begin

	function LoadPrintJsCallBack()
	{
		if(typeof forSPrint == "object" && forSPrint.Print)
		{
			forSPrint.Print();
		}
	}

	function SinaPrintGetBrowser(){
		if (navigator.userAgent.indexOf("MSIE") != -1)
		{
			return 1; 
		}
		else if (navigator.userAgent.indexOf("Firefox") != -1)
		{
			return 2; 
		}
		else if (navigator.userAgent.indexOf("Navigator") != -1)
		{
			return 3;
		}
		else if (navigator.userAgent.indexOf("Opera") != -1 )
		{
			return 4;
		}else
		{
			return 5;
		}
	}

	function LoadPrintJs()
	{
		var myBrowser = SinaPrintGetBrowser();

		if(myBrowser == 1)
		{
			var js_url = "http://image2.sina.com.cn/dy/col/2007/0207/print.js";
			var js = document.createElement( "script" ); 
			js.setAttribute( "type", "text/javascript" );
			js.setAttribute( "src", js_url);
			js.setAttribute( "id", "sinaPrintJsUrl");
			document.body.insertBefore( js, null);
			document.getElementById("sinaPrintJsUrl").onreadystatechange = LoadPrintJsCallBack;
		}
		else
		{
			var js_url = "http://image2.sina.com.cn/dy/col/2007/0207/print.js";
			var js = document.createElement( "script" ); 
			js.setAttribute( "type", "text/javascript" );
			js.setAttribute( "src", js_url);
			js.setAttribute( "id", "sinaPrintJsUrl");
			js.setAttribute( "onload", "LoadPrintJsCallBack()");
			document.body.insertBefore( js, null);					
		}
	}



//print js end
//========================= 打印正文部分 end =============