//PC?
var isPC  = navigator.platform.indexOf("Win")!=-1;
//DHTML
function reloadNS() {if(document.layers) {window.location.href = window.location.href}}


function openWin(url, namn, attr){

	window.open(url, namn, attr, false);  

}

function changeImages() {
		if (document.images) {
		   for (var i=0; i<changeImages.arguments.length; i+=3) {
		         doc =  document;
		         obj = doc.images[changeImages.arguments[i] ];
		         if( obj )
		         	obj.src = changeImages.arguments[i+1];
		      	}
	 }
}


function padStr(s,len)
{
	if(s == null)
		return '';
	if((s.length==0) || (len <=0))
		return '';
	if(s.length > len)
		return s.substring(0,len);
	if(s.length < len)
	{
		diff=len-s.length;
		ts=new String(s);
		for(i=s.length;i<len;i++)
			ts=' ' + ts;
		return ts;
	}
    return s;
}		

function padStrLeft(s,len)
{
	if(s == null)
		return '';
	if((s.length==0) || (len <=0))
		return '';
	if(s.length > len)
		return s.substring(0,len);
	if(s.length < len)
	{
		diff=len-s.length;
		ts=new String(s);
		for(i=s.length;i<len;i++)
			ts+=' ';
		return ts;
	}
    return s;
}		

function isWhitespace(c)
{ 
	if((c==' ') || (c=='\t') || (c=='\n'))
		return true;
	else
		return false;
}

function trimStr(s)
{		
	if(s.length=0)
		return s;
	var i=0;
	while(isWhitespace(s.charAt(i)))
		i++;
	var start=i;
	i=s.length-1;
	while(isWhitespace(s.charAt(i)))
		i--;
	var end=i+1;
	return s.substring(start,end-start);
}