function mouseOver1()
{
document.event1.src ="images/lang/nl_hover.png"
document.event1_1.src ="images/lang/nl_txt_hover.png"
} 
function mouseOut1()
{
document.event1.src ="images/lang/nl.png"
document.event1_1.src ="images/lang/nl_txt.png"
}

function mouseOver2()
{
document.event2.src ="images/lang/en_hover.png"
document.event2_2.src ="images/lang/en_txt_hover.png"
}
function mouseOut2()
{
document.event2.src ="images/lang/en.png"
document.event2_2.src ="images/lang/en_txt.png"
}