function check_work_app_form(ff) {
	if(ff.namn.value=="") {
		alert('State your name first.');
		ff.namn.focus();
		return false;
	}
	if(ff.epost.value=="") {
		alert('State your e-mail first.');
		ff.epost.focus();
		return false;
	}
	if(ff.telefon.value=="") {
		alert('State your phonenumber first.');
		ff.telefon.focus();
		return false;
	}
	return true;
}

function lastimg(i,num){
 i--;
 if(i<1) i=num;
 showimg(i, num);
}
function nextimg(i,num){
 i++;
 if(i>num) i=1;
 showimg(i, num);
}
function showimg(i,num) {
	for(j=1; j<=num; j++) {
		el=document.getElementById("img"+j);
		if(el && j==i)
			el.style.display='block';
		else if(el && j!=i) 
			el.style.display='none';
	}
	imgvec = document.getElements
}
function openTipWin(url) {
	window.open("tip.php?id="+url,'tip','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width=300,height=500').focus();
}

var ns4=document.layers;
var ns6=document.getElementById&&!document.all;
var ie4=document.all;


function showPicLayer(p,s) {

	if(ns4) {
		pL=document.picLayer
	}
	if(ns6)	{
		pL=document.getElementById("picLayer")
	}
	if(ie4)	{
		pL=document.all.picLayer
	}

	if(s) {
		content="<img src="+p+" border=\"1\">";
		if(ie4 || ns6) {
			pL.style.top=175+document.body.scrollTop;
			pL.innerHTML=content;
			pL.style.right=290;
			pL.style.visibility="visible";
		}
		if(ns4) {
			pL.top=175+window.pageYOffset;
			pL.style.right=290;
			pL.document.write(content);
			pL.document.close();
			pL.visibility="visible";
		}
	} 
	else {
		if(ie4 || ns6) {
			pL.style.visibility="hidden";
		} 
		if(ns4) {
			pL.visibility="hidden";
		}
	}
}

function check_form (ff) {
	if(ff.firstname.value == "") {
		alert("Please enter name")
		ff.firstname.focus();
		return false;
	}	
	if(ff.lastname.value == "") {
		alert("Please enter name")
		ff.lastname.focus();
		return false;
	}
	if(ff.title.value == "") {
		alert("Please enter title")
		ff.title.focus();
		return false;
	}
	if(ff.position.value == "") {
		alert("Please enter position")
		ff.position.focus();
		return false;
	}
	if(ff.company.value == "") {
		alert("Please enter company")
		ff.company.focus();
		return false;
	}
	if(ff.address.value == "") {
		alert("Please enter address")
		ff.address.focus();
		return false;
	}
	if(ff.town.value == "") {
		alert("Please enter town")
		ff.town.focus();
		return false;
	}
	if(ff.postcode.value == "") {
		alert("Please enter postcode")
		ff.postcode.focus();
		return false;
	}
	if(ff.country.value == "") {
		alert("Please enter country")
		ff.country.focus();
		return false;
	}
	if(ff.telephone.value == "") {
		alert("Please enter telephone")
		ff.telephone.focus();
		return false;
	}
	pattern=/([a-zA-Z0-9_-]+)(\.[a-zA-Z0-9_-]+)*@([a-zA-Z0-9_-]+\.[a-zA-Z0-9_-]+)(\.[a-zA-Z0-9_-]+)*/;
	if(!pattern.test(ff.email.value)) {
		alert("Please enter a valid email")
		ff.email.focus();
		return false;
	}
		
	if(ff.nob.options[ff.nob.selectedIndex].value == "") {
		alert("Please select nature of business")
		ff.nob.focus();
		return false;
	}
	return true;
}