function chgClass(layerID, selectClass, unSelectClass, linkID, linkContent)
{
	var i=1;
	while(document.getElementById(linkID+i))
	{
		document.getElementById(linkID+i).className=unSelectClass;
		document.getElementById(linkContent+i).style.display='none';
		i+=1;
	}
	document.getElementById(linkID+layerID).className=selectClass;
	document.getElementById(linkContent+layerID).style.display='block';
}
function showlayer(layerID, frameID)
{
	document.getElementById(layerID).style.display='block';
	document.getElementById(frameID).style.display='block';
}
function hidelayer(layerID, frameID)
{
	document.getElementById(layerID).style.display='none';
	document.getElementById(frameID).style.display='none';
}

function addppg(showLayerID)
{
	if(document.getElementById(showLayerID).style.display=='none')
	{document.getElementById(showLayerID).style.display='block';}
	else
	{document.getElementById(showLayerID).style.display='none';}
}

function chgContent(content1, content2, layerid)
{
	if(document.getElementById(layerid).innerHTML==content1)
	{document.getElementById(layerid).innerHTML=content2;}
	else
	{document.getElementById(layerid).innerHTML=content1;}
}

function changePM(clickLayerID)
{
	if(document.getElementById(clickLayerID).className=='hometoplink06')
	{document.getElementById(clickLayerID).className='hometoplink06';}
	else
	{document.getElementById(clickLayerID).className='hometoplink06';}
}

function growArea(t) {
a = t.value.split('\n');
b=1;
colsval=t.cols;
//alert(a.length);
for (x=0;x < a.length; x++) {
 if (a[x].length >=colsval) b+= Math.floor(a[x].length/colsval);
 }
b+= a.length-1;
if(b<6)
{if (b > t.rows) t.style.height = (b+1)*11+'px';}
}

function changeTab(obj, buttons, clickName, container, classSel, classUnsel)
{
	i=1;
	while(document.getElementById(clickName+i))
	{
		document.getElementById(clickName+i).className=classUnsel;
		document.getElementById(container+i).style.display='none'
		i++;
	}
	document.getElementById(clickName+obj).className=classSel;
	document.getElementById(container+obj).style.display='block';
	document.getElementById(buttons).style.display='block';
}

function showComplete(layerid, height)
{
	if(document.getElementById(layerid).style.height=='auto')
	document.getElementById(layerid).style.height=height;
	else
	document.getElementById(layerid).style.height='auto'
}