<!--
function Tree() //树状菜单对象
{
this.start=function() //菜单开始。
{
document.write("<table cellpadding=0 cellspacing=0>");
}

this.end=function() //菜单结束
{
document.write("</table>");
}

this.addItem=function(cText,cLink,bChild,bShow,bTop,bBottom,n) //为菜单增加项，参数依次为：菜单文字、菜单链接、是否有子菜单、子菜单是否显示、是否最上层、是否最下层、当前级别。
{
var webServer = 'http://210.72.96.165/'; 

document.write("<tr><td>");
for(var i=0;i<n;i++)
{
	document.write("<img src=\"images/i.gif\" align=\"absmiddle\">");
}
document.write("<nobr><span"+(bChild?" onclick=menuChange(this)":"")+">");
if(bChild)
{
	if(bShow)
	{
		if(bTop)
		{
			document.write("<img src=\"images/Fminus.gif\" align=\"absmiddle\">");
		}
		else if(bBottom)
		{
			document.write("<img src=\"images/Lminus.gif\" align=\"absmiddle\">");
		}
		else
		{
			document.write("<img src=\"images/Tminus.gif\" align=\"absmiddle\">");
		}
	}
	else
	{
		if(bTop)
		{
			document.write("<img src=\"images/Fplus.gif\" align=\"absmiddle\">");
		}
		else if(bBottom)
		{
			document.write("<img src=\"images/Lplus.gif\" align=\"absmiddle\">");
		}
		else
		{
			document.write("<img src=\"images/Tplus.gif\" align=\"absmiddle\">");
		}
	}
}
else
{
	if(bTop)
	{
		document.write("<img src=\"images/Fminus.gif\" align=\"absmiddle\">");
	}
	else if(bBottom)
	{
		document.write("<img src=\"images/Lminus.gif\" align=\"absmiddle\">");
	}
	else
	{
		document.write("<img src=\"images/Tminus.gif\" align=\"absmiddle\">");
	}
}
document.write("</span><span style=\"width:2px\"></span><a  href="+cLink+">"+cText+"</a></nobr></td></tr>");
}

this.childStart=function(bShow) //子选项开始，bShow为是否显示
{
document.write("<tr style='display:"+(bShow?"block":"none")+"'><td>");
document.write("<table cellpadding=0 cellspacing=0");
}

this.childEnd=function() //子选项结束
{
document.write("</table>");
document.write("</td></tr>"); 
}
}

function menuChange(obj) //控制菜单显示/隐藏
{
obj=obj.parentNode.parentNode.parentNode;
obj.nextSibling.style.display=(obj.nextSibling.style.display=='none'?'block':'none');
}

var cmsTree=new Tree();
cmsTree.start();
	cmsTree.addItem("地震专用软件","#",1,0,1,0,0);
		cmsTree.childStart(1);
			cmsTree.addItem("SAC2000","software/sac2000.htm target='ict'",0,0,1,0,1);
			cmsTree.addItem("rdseed","software/rdseed.htm target='ict'",0,0,0,0,1);
			cmsTree.addItem("rdseed_win","software/rdseed_win.htm target='ict'",0,0,0,0,1);
//			cmsTree.addItem("DIMAS","software/dimas.htm target='ict'",0,0,0,0,1);
			cmsTree.addItem("大震速报","software/dzsb.htm target='ict'",0,0,0,1,1);
		cmsTree.childEnd();
	cmsTree.addItem("常用工具","#",1,0,0,1,0);
		cmsTree.childStart(0);
			cmsTree.addItem("WinZip8.0","software/winzip8.htm target='ict'",0,0,1,0,1);
			cmsTree.addItem("NetAnts1.25","software/netants.htm target='ict'",0,0,0,1,1);
		cmsTree.childEnd();
cmsTree.end();
//-->

