function CheckContacts(){

	var fullname = document.contact.fullname.value;
	var address = document.contact.address.value;
	var email = document.contact.email.value;
	var subject = document.contact.subject.value;
	var question = document.contact.question.value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	
	if(fullname==""){	
		alert('Please, enter your name');
		document.contact.fullname.focus();
	}else if (email==""){
		alert('Please, enter your email address');
		document.contact.email.focus();
	}else if (!filter.test(email)){
		alert('Incorrect email address');
		document.contact.email.focus();
	}else if(address==""){	
		alert('Please, enter your address');
		document.contact.address.focus();
	}else if(subject==""){	
		alert('Please, enter a subject of your question');
		document.contact.subject.focus();
	}else if(question==""){	
		alert('Please, enter your question');
		document.contact.question.focus();
	} else {
		document.contact.submit();
	}
}


/*************************************************************************************
* Advanced Gallery script- © Dynamic Drive DHTML code library (www.dynamicdrive.com) *
* This notice must stay intact for legal use                                         *
* Visit http://www.dynamicdrive.com/ for full source code                            *
**************************************************************************************/

var tickspeed=10000 //ticker speed in miliseconds (2000=2 seconds)
var displaymode="auto" //displaymode ("auto" or "manual"). No need to modify as form at the bottom will control it, unless you wish to remove form.

if (document.getElementById){
document.write('<style type="text/css">\n')
document.write('.gallerycontent{display:none;}\n')
document.write('</style>\n')
}

var selectedDiv=0
var totalDivs=0

function getElementbyClass(classname){
partscollect=new Array()
var inc=0
var alltags=document.all? document.all.tags("DIV") : document.getElementsByTagName("*")
for (i=0; i<alltags.length; i++){
if (alltags[i].className==classname)
partscollect[inc++]=alltags[i]
}
}

function contractall(){
var inc=0
while (partscollect[inc]){
partscollect[inc].style.display="none"
inc++
}
}

function expandone(){
var selectedDivObj=partscollect[selectedDiv]
contractall()
selectedDivObj.style.display="block"
if (document.gallerycontrol)
temp.options[selectedDiv].selected=true
selectedDiv=(selectedDiv<totalDivs-1)? selectedDiv+1 : 0
if (displaymode=="auto")
autocontrolvar=setTimeout("expandone()",tickspeed)
}

function populatemenu(){
temp=document.gallerycontrol.menu
for (m=temp.options.length-1;m>0;m--)
temp.options[m]=null
for (i=0;i<totalDivs;i++){
var thesubject=partscollect[i].getAttribute("subject")
thesubject=(thesubject=="" || thesubject==null)? "HTML Content "+(i+1) : thesubject
temp.options[i]=new Option(thesubject,"")
}
temp.options[0].selected=true
}

function manualcontrol(menuobj){
if (displaymode=="manual"){
selectedDiv=menuobj
expandone()
}
}

function preparemode(themode){
displaymode=themode
if (typeof autocontrolvar!="undefined")
clearTimeout(autocontrolvar)
if (themode=="auto"){
document.gallerycontrol.menu.disabled=true
autocontrolvar=setTimeout("expandone()",tickspeed)
}
else
document.gallerycontrol.menu.disabled=false
}


function startgallery(){
if (document.getElementById("controldiv")) //if it exists
document.getElementById("controldiv").style.display="block"
getElementbyClass("gallerycontent")
totalDivs=partscollect.length
if (document.gallerycontrol){
populatemenu()
if (document.gallerycontrol.mode){
for (i=0; i<document.gallerycontrol.mode.length; i++){
if (document.gallerycontrol.mode[i].checked)
displaymode=document.gallerycontrol.mode[i].value
}
}
}
if (displaymode=="auto" && document.gallerycontrol)
document.gallerycontrol.menu.disabled=true
expandone()
}

if (window.addEventListener)
window.addEventListener("load", startgallery, false)
else if (window.attachEvent)
window.attachEvent("onload", startgallery)
else if (document.getElementById)
window.onload=startgallery

/*************************************************************************************
* Advanced Gallery script- © Dynamic Drive DHTML code library (www.dynamicdrive.com) *
* This notice must stay intact for legal use                                         *
* Visit http://www.dynamicdrive.com/ for full source code                            *
**************************************************************************************/