function navover(currentLink,cell) {
currentLink.style.color = "#FFFFFF";

var thisCell = document.getElementById(cell);
thisCell.style.backgroundColor = "#9400BD";
}


function navout(currentLink,cell) {
currentLink.style.color = "#000000";

var thisCell = document.getElementById(cell);
thisCell.style.backgroundColor = "#A2C7FF";
}