/**供求信息列表切换**/
function menuChange1(i)
{
    for(j=1;j<=3;j++)
    {
        	document.getElementById("main_title2_w48_"+j).style.color="#039";
		document.getElementById("main_title2_w48_"+j).style.fontWeight="normal";
		document.getElementById("main_title2_w48_"+j).style.background="#EEFDF4";
		document.getElementById("main_title2_w48_"+j).style.width="48px";
		document.getElementById("box3_xppc"+j).style.display="none";
    }
    	document.getElementById("main_title2_w48_"+i).style.color="#060";
	document.getElementById("main_title2_w48_"+i).style.fontWeight="bold";
    	document.getElementById("main_title2_w48_"+i).style.background="#fff";
	
	document.getElementById("box3_xppc"+i).style.display="block";
}




/**产品分类品牌列表切换**/
function menuChange5(i)
{
    for(j=1;j<=2;j++)
    {
		document.getElementById("main_title2_w64_"+j).style.color="#039";	
        	document.getElementById("main_title2_w64_"+j).style.fontWeight="normal";
		document.getElementById("main_title2_w64_"+j).style.background="#EEFDF4";		
		document.getElementById("product_class"+j).style.display="none";
    }
	document.getElementById("main_title2_w64_"+i).style.color="#060";
	document.getElementById("main_title2_w64_"+i).style.fontWeight="bold";
    document.getElementById("main_title2_w64_"+i).style.background="#fff";
	document.getElementById("product_class"+i).style.display="block";
}


/**展会切换**/
function menuChange3(i)
{
    for(j=1;j<=3;j++)
    {
	document.getElementById("expotitle_"+j).style.color="#039";
        document.getElementById("expotitle_"+j).style.fontWeight="normal";
		document.getElementById("expotitle_"+j).style.background="#EEFDF4";		
		document.getElementById("expo_"+j).style.display="none";
    }
	document.getElementById("expotitle_"+i).style.color="#060";
	document.getElementById("expotitle_"+i).style.fontWeight="bold";
    document.getElementById("expotitle_"+i).style.background="#fff";
	document.getElementById("expo_"+i).style.display="block";
}


/**报价评测切换**/
function menuChange4(i)
{
    for(j=1;j<=2;j++)
    {
	document.getElementById("w64_"+j).style.color="#039";
        document.getElementById("w64_"+j).style.fontWeight="normal";
		document.getElementById("w64_"+j).style.background="#EEFDF4";		
		document.getElementById("main_price_"+j).style.display="none";
    }
	document.getElementById("w64_"+i).style.color="#060";
	document.getElementById("w64_"+i).style.fontWeight="bold";
    document.getElementById("w64_"+i).style.background="#fff";
	document.getElementById("main_price_"+i).style.display="block";
}


/**专题报道茶友博客切换**/
function menuChange2(i)
{
    for(j=1;j<=3;j++)
    {
	document.getElementById("main_title_22_"+j).style.color="#039";
        document.getElementById("main_title_22_"+j).style.fontWeight="normal";
		document.getElementById("main_title_22_"+j).style.background="#EEFDF4";
		document.getElementById("mainNo4_text"+j).style.display="none";
    }
	document.getElementById("main_title_22_"+i).style.color="#060";
	document.getElementById("main_title_22_"+i).style.fontWeight="bold";
    document.getElementById("main_title_22_"+i).style.background="#fff";
	document.getElementById("mainNo4_text"+i).style.display="block";
}