function in1()
	{document.getElementById("kontnm").value="";}
function in2()
	{document.getElementById("kontml").value="";}

	

function testmail2(m)
{
if (m.value != "mail@mail.ru")
{
positionOfAt = m.value.indexOf('@',1);
if ((positionOfAt == -1) || (positionOfAt == (m.value.length-1)))
	{
	document.getElementById("kontml").value = "Недопустимый E-mail";
	return false;
	}else{
	return true;
	}
}else{
document.getElementById("kontml").value = "Пустой E-mail";
return false;
}
}

function testpas2(p)
{
if (p.value == "")
{
document.getElementById("kontnm").value = "Пустое имя";
return false;
}else{
return true;
}
}

function texter(t)
{
if (t.value == "")
{
document.getElementById("txt").value = "Вы не написали сообщение!";
return false;
}else{
return true;
}
}



function test()
{
if (testpas2(document.fkont.kontnm)) 
{
	if (testmail2(document.fkont.kontml))
	{
		if (texter(document.fkont.txt))
		{
		return true;
		}else{return false;}
	}else{return false;}
}else{return false;}	
}

function priseout(z)
{
document.getElementById("prise"+z+"1").style.background="url(img/018.gif)";
document.getElementById("prise"+z+"2").style.background="url(img/020.gif)";
document.getElementById("prise"+z+"3").style.background="url(img/021.gif)";
}

function pris(z)
{
document.getElementById("prise"+z+"1").style.background="url(img/019.gif)";
document.getElementById("prise"+z+"2").style.background="url(img/022.gif)";
document.getElementById("prise"+z+"3").style.background="url(img/023.gif)";
}




var ibar = 1;

function leftbar()
{

	if (ibar == 3) 
	{
		return false;
	}else{
		k1 = ibar+1;
		k2 = ibar+2;
		k3 = ibar+3;
		document.getElementById("uslpro"+ibar).style.display = "none";
		document.getElementById("uslpro"+k1).style.display = "block";
		document.getElementById("uslpro"+k2).style.display = "block";
		document.getElementById("uslpro"+k3).style.display = "block";
		ibar = ibar + 1;
		return false;
	}
}

function rightbar()
{


	if (ibar == 1) 
	{
		return false;
	}else{
		k1 = ibar-1;
		k2 = ibar+1;
		k3 = ibar+2;
		document.getElementById("uslpro"+ibar).style.display = "block";
		document.getElementById("uslpro"+k1).style.display = "block";
		document.getElementById("uslpro"+k2).style.display = "block";
		document.getElementById("uslpro"+k3).style.display = "none";
		ibar = ibar - 1;
		return false;
	}
}