function filter(event)
{
	var event = event || window.event;
	var elem = event.target || event.srcElement;
	var form=elem;
	var query="";
	while(form.tagName!="FORM"&&form) form=form.parentNode;
	var queryElem=form.elements["query"];
	
	queryElem.value="";
	for (var i=0;form.elements.length-1>i ;i++)
	{
	field=form.elements[i];
	if (field.value!=""&&field.type!='hidden') query+='['+field.name+']="'+field.value+'"&';
	}
	if (query=="") {form.action="/web/MeFreigh.nsf/Latest%20updates";form.method="POST"};
	 queryElem.value=query.slice(0,-1);

	form.elements["start"].value=0;
	 form.submit();
}
function FilterPrev(count)
{
	var form=document.forms["top_filter"];
	var start=form.elements["start"];
	start.value=parseInt(start.value)-count;

	form.submit();
	
}
function FilterNext(count)
{
	var form=document.forms["top_filter"];
	var start=form.elements["start"];
	start.value=parseInt(start.value)+count;

	form.submit();
	
}