// 主导航搜索检查
function sear1() 
{
	var qykey = document.getElementById('qykey').value;
	if(qykey == '') 
	{
		alert('请输入区域关键字');
		document.getElementById('qykey').focus();
		return false;
	}
}
function sear2() 
{
	var mckey = document.getElementById('mckey').value;
	if(mckey == '') 
	{
		alert('请输入名称关键字');
		document.getElementById('mckey').focus();
		return false;
	}
}
function sear3() 
{
	var hykey = document.getElementById('hykey').value;
	if(hykey == '') 
	{
		alert('请输入行业关键字');
		document.getElementById('hykey').focus();
		return false;
	}
}
function sear2_1() 
{
	var qykey = document.getElementById('qykey2').value;
	if(qykey == '') 
	{
		alert('请输入区域关键字');
		document.getElementById('qykey2').focus();
		return false;
	}
}
function sear2_2() 
{
	var mckey = document.getElementById('mckey2').value;
	if(mckey == '') 
	{
		alert('请输入名称关键字');
		document.getElementById('mckey2').focus();
		return false;
	}
}
function sear2_3() 
{
	var hykey = document.getElementById('hykey2').value;
	if(hykey == '') 
	{
		alert('请输入行业关键字');
		document.getElementById('hykey2').focus();
		return false;
	}
}