function showPos()
{
    var divPos = document.getElementById("divPos");
    var divCom = document.getElementById("divCom");
    var btnPos = document.getElementById("btnPos");
    var btnCom = document.getElementById("btnCom");

    divPos.style.display = "block";
    divCom.style.display = "none";
	img1.src="images/job1.jpg";
	img2.src="images/job2.jpg";
}

function showCom()
{
    var divPos = document.getElementById("divPos");
    var divCom = document.getElementById("divCom");
    var btnPos = document.getElementById("btnPos");
    var btnCom = document.getElementById("btnCom");
    
    divPos.style.display = "none";
    divCom.style.display = "block";
	img1.src="images/job11.jpg";
	img2.src="images/job22.jpg";
}