agt=navigator.userAgent.toLowerCase();
ie=(document.all) ? 1:0
	ie4=(agt.indexOf('msie 4')!=-1) ? 1:0
	ie5=(agt.indexOf('msie 5')!=-1) ? 1:0
	ns4=(document.layers && parseInt(navigator.appVersion)>=4) ? 1:0

latest=(document.getElementById) ? 1:0
	opera=(agt.indexOf("opera")!=-1) ? 1:0
	gecko=(agt.indexOf("gecko")!=-1) ? 1:0
   ie55=(agt.indexOf("msie 5.5")!=-1) ? 1:0
   ie6=(agt.indexOf("msie 6")!=-1) ? 1:0

	win=( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) )
	mac=(agt.indexOf("mac")!=-1);
   imgs=(document.images) ? 1:0

//browser vars
ie = ie4 || ie5 || ie6;
ns = (ns4)?1:0
best=(latest)?1:0

function winopen(_url,_w,_h){
    window.open(_url,'_blank','width='+_w+',height='+_h+',toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0')
}

function check_form(obj){
    for (i=0;i<obj.length;i++){
        if (obj[i].value == ''){alert('All fields are required!');return false}
    }
}

function check_form_contest(obj){
    obj.body.value = 'Last name: '+obj.lname.value+'\r\nFirst name: '+obj.fname.value+'\r\nAddress: '+obj.street.value+'\r\nCity: '+obj.city.value+'\r\nZIP: '+obj.zip.value+'\r\nE-mail: '+obj.mail.value+'\r\n-------------\r\n\r\nQuestion: '+obj.quest.value+'\r\nAnswer: '
    for(i=0;i<obj.answer.length;i++){
		if(obj.answer[i].checked){
			obj.body.value = obj.body.value+eval("obj.answer"+i+".value")
			obj.subject.value = (eval("obj.correct"+i+".value")=="1"?"Correct answer - ":"Incorrect answer - ")+obj.subject.value
		}
	}
	//alert(obj.subject.value)
    for (i=0;i<obj.length;i++){
        if (obj[i].value == ''){alert('All fields are required!');return false}
    }
}

function check_form_leaflet(obj){
    reqf = new Array('lname','fname','street','city','country','mail')
    for (i=0;i<reqf.length;i++){
        if (obj[reqf[i]].value == ''){alert('Please fill the required fields!');return false}
    }
    obj.body.value = 'Last name: '+obj.lname.value+'\r\nFirst name: '+obj.fname.value+'\r\nStreet: '+obj.street.value+'\r\nCity: '+obj.city.value+'\r\nCountry: '+obj.country.value+'\r\nPhone: '+obj.phone.value+'\r\nFax: '+obj.fax.value+'\r\n-------------\r\n\r\nRequested materials:\r\n'
    for(i=0;i<7;i++){
        if(eval("obj.vc"+i+".checked")) obj.body.value = obj.body.value+eval("obj.vc"+i+".value")+'\r\n'
    }
    for(i=0;i<4;i++){
        if(eval("obj.hi"+i+".checked")) obj.body.value = obj.body.value+eval("obj.hi"+i+".value")+'\r\n'
    }
}

_showvideo = 0
function inlinevideo(_id){
	_vdiv = document.getElementById("inlinevideo"+_id)
	_vtdiv = document.getElementById("inlinetext"+_id)
	if(_showvideo == 0){
		_showvideo = 1
		_vdiv.style.display = "block"
		_vtdiv.innerHTML = "hide"
	} else {
		if(_vdiv.style.display == "block"){
			_showvideo = 0
			_vdiv.style.display = "none"
			_vtdiv.innerHTML = "show"
		} else {
			for(i=1;i<=_maxvideoid;i++){
				if(document.getElementById("inlinevideo"+i)){
					_vdiv = document.getElementById("inlinevideo"+i)
					_vtdiv = document.getElementById("inlinetext"+i)
					_vdiv.style.display = "none"
					_vtdiv.innerHTML = "show"
				}
			}
			_vdiv = document.getElementById("inlinevideo"+_id)
			_vtdiv = document.getElementById("inlinetext"+_id)
			_vdiv.style.display = "block"
			_vtdiv.innerHTML = "hide"
		}	
	}
}