//二个选项卡
function EwsTabBX(item){
	for( var i = 1; i <= 2; i++)
	{ //设定选项卡的个数
	    if(i==1)
		{
		document.getElementById('EtabBX'+i).style.background='url(images/lm11.jpg) repeat-x bottom';//默认背景
		document.getElementById('DivBX'+i).style.display='none';

		}
		if(i==2)
		{
		document.getElementById('EtabBX'+i).style.background='url(images/lm2.jpg) repeat-x bottom';//默认背景
		document.getElementById('DivBX'+i).style.display='none';
		}
	}
		if(item==1)
		{
		document.getElementById('EtabBX'+item).style.background='url(images/lm1.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('DivBX'+item).style.display='block';

		}
		if(item==2)
		{
		document.getElementById('EtabBX'+item).style.background='url(images/lm22.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('DivBX'+item).style.display='block';
		}
}
//二个选项卡
function EwsTabJX(item){
	for( var i = 1; i <= 2; i++)
	{ //设定选项卡的个数
	    if(i==1)
		{
		document.getElementById('EtabJX'+i).style.background='url(images/gzdt1.jpg) repeat-x bottom';//默认背景
		document.getElementById('DivJX'+i).style.display='none';
		}
		if(i==2)
		{
		document.getElementById('EtabJX'+i).style.background='url(images/ldjh.jpg) repeat-x bottom';//默认背景
		document.getElementById('DivJX'+i).style.display='none';
		}
	}
		if(item==1)
		{
		document.getElementById('EtabJX'+item).style.background='url(images/gzdt.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('DivJX'+item).style.display='block';
		}
		if(item==2)
		{
		document.getElementById('EtabJX'+item).style.background='url(images/ldjh1.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('DivJX'+item).style.display='block';
		}
}
//四个选项目卡
function EwsTab(item){
	for( var i = 1; i <= 4; i++)
	{ //设定选项卡的个数
	    if(i==1)
		{
		document.getElementById('Etab'+i).style.background='url(images/lm77.jpg) repeat-x bottom';//默认背景
		document.getElementById('Div'+i).style.display='none';
		}
		if(i==2)
		{
		document.getElementById('Etab'+i).style.background='url(images/lm8.jpg) repeat-x bottom';//默认背景
		document.getElementById('Div'+i).style.display='none';
		}
		if(i==3)
		{
		document.getElementById('Etab'+i).style.background='url(images/lm9.jpg) repeat-x bottom';//默认背景
		document.getElementById('Div'+i).style.display='none';
		}
		if(i==4)
		{
		document.getElementById('Etab'+i).style.background='url(images/lm12.jpg) repeat-x bottom';//默认背景
		document.getElementById('Div'+i).style.display='none';
		}
	}
		if(item==1)
		{
		document.getElementById('Etab'+item).style.background='url(images/lm7.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('Div'+item).style.display='block';
		}
		if(item==2)
		{
		document.getElementById('Etab'+item).style.background='url(images/lm88.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('Div'+item).style.display='block';
		}
		if(item==3)
		{
		document.getElementById('Etab'+item).style.background='url(images/lm99.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('Div'+item).style.display='block';
		}
		if(item==4)
		{
		document.getElementById('Etab'+item).style.background='url(images/lm1212.jpg) repeat-x bottom';//鼠标覆盖后的背景
		document.getElementById('Div'+item).style.display='block';
		}
		//document.getElementById('Etab'+item).style.background='url(images/yinliao.jpg) repeat-x bottom';//鼠标覆盖后的背景
		//document.getElementById('Div'+item).style.display='block';
}