//滚动
function marquee(i, direction)
{
	var obj = document.getelementbyid("marquee" + i);
	var obj1 = document.getelementbyid("marquee" + i + "_1");
	var obj2 = document.getelementbyid("marquee" + i + "_2");

	if (direction == "up")
	{
		if (obj2.offsettop - obj.scrolltop <= 0)
		{
			obj.scrolltop -= (obj1.offsetheight + 20);
		}
		else
		{
			var tmp = obj.scrolltop;
			obj.scrolltop++;
			if (obj.scrolltop == tmp)
			{
				obj.scrolltop = 1;
			}
		}
	}
	else
	{
		if (obj2.offsetwidth - obj.scrollleft <= 0)
		{
			obj.scrollleft -= obj1.offsetwidth;
		}
		else
		{
			obj.scrollleft++;
		}
	}
}

function marqueestart(i, direction)
{
	var obj = document.getelementbyid("marquee" + i);
	var obj1 = document.getelementbyid("marquee" + i + "_1");
	var obj2 = document.getelementbyid("marquee" + i + "_2");

	obj2.innerhtml = obj1.innerhtml;
	var marqueevar = window.setinterval("marquee("+ i +", '"+ direction +"')", 20);
	obj.onmouseover = function(){window.clearinterval(marqueevar);}
	obj.onmouseout = function(){marqueevar = window.setinterval("marquee("+ i +", '"+ direction +"')", 20);}
}

//搜索相关
function searchsubmit()
{
	var obj = document.searchform;

	if (obj.search.value == "")
	{
		obj.search.focus();
		return;
	}

	obj.submit();
}


//下拉菜单相关
var navcurrentid = "";

function showmenu(id)
{
	var objmenu = document.getelementbyid("menu" + id);
	objmenu.style.visibility = "visible";

	var objmenua = document.getelementbyid("menua" + id);
	if (objmenua.classname == "navcurrent")
	{
		navcurrentid = objmenua.id;
	}
	else
	{
		objmenua.classname = "navcurrent";
	}
}

function hiddmenu(id)
{
	var objmenu = document.getelementbyid("menu" + id);
	objmenu.style.visibility = "hidden";

	var objmenua = document.getelementbyid("menua" + id);
	if (objmenua.id != navcurrentid)
	{
		objmenua.classname = "nav";
	}
}


//屏蔽右键相关
var jsargument = document.getelementsbytagname("script")[document.getelementsbytagname("script").length-1].src;	//获取传递的参数
rightbutton = jsargument.substr(jsargument.indexof("rightbutton=") + "rightbutton=".length, 1);
if (rightbutton == "1")
{
	document.oncontextmenu = function(e){return false;}
	document.onselectstart = function(e){return false;}
	if (navigator.useragent.indexof("firefox") > 0)
	{
		document.writeln("<style>body {-moz-user-select: none;}</style>");
	}
}

//联系我们
function checkcontact(form)
{
	if (form.title.value == "")
	{
		alert("请输入留言标题！");
		form.title.focus();
		return false;
	}
	if (form.name.value == "")
	{
		alert("请输入您的姓名！");
		form.name.focus();
		return false;
	}
	if (form.content.value == "")
	{
		alert("请输入留言内容！");
		form.content.focus();
		return false;
	}

	return true;
}

//人才招聘
function checkjob(form)
{
	if (form.name.value == "")
	{
		alert("请输入您的姓名！");
		form.name.focus();
		return false;
	}
	if (form.phone.value == "")
	{
		alert("请输入您的联系电话！");
		form.phone.focus();
		return false;
	}
	if (form.resumes.value == "")
	{
		alert("请输入您的个人简历！");
		form.resumes.focus();
		return false;
	}
	if (form.appraise.value == "")
	{
		alert("请输入您的自我评价！");
		form.appraise.focus();
		return false;
	}

	return true;
}

//在线留言
function checkmessage(form)
{
	if (form.name.value == "")
	{
		alert("请输入您的姓名！");
		form.name.focus();
		return false;
	}
	if (form.content.value == "")
	{
		alert("请输入留言内容！");
		form.content.focus();
		return false;
	}

	return true;
}

//在线订购
function emptyorder()
{
	if (confirm("确定要清空购物车吗？"))
	{
		return true;
	}
	else
	{
		return false;
	}
}

function delorder()
{
	if (confirm("确定要删除此产品吗？"))
	{
		return true;
	}
	else
	{
		return false;
	}
}

function editorder(form)
{
	for (i = 0; i < form.length; i++)
	{
		if (form[i].name.substr(0, 4) == "qty_")
		{
			if (!/^[0-9]*$/.exec(form[i].value))
			{
				alert("请输入正确的订购数量！");
				form[i].focus();
				return;
			}
		}
	}

	form.submit();
}

function saveorder(form)
{
	if (form.name.value == "")
	{
		alert("请输入您的姓名！");
		form.name.focus();
		return false;
	}
	if (form.company.value == "")
	{
		alert("请输入您的单位！");
		form.company.focus();
		return false;
	}
	if (form.phone.value == "")
	{
		alert("请输入您的联系电话！");
		form.phone.focus();
		return false;
	}

	return true;
}