// Pop-up window function
function popIt(winContent, winTitle, winWidth, winHeight) {
var popWin = window.open ("", winTitle, "'status=0, toolbar=0, location=0, menubar=0, directories=0, resizable=0, scrollbars=0, width=" + winWidth + ", height=" + winHeight + "'");
popWin.document.write('' + winTitle + '');
}
// Expand & Collapse case studies gallery
function expand(targetObj) {
var x = document.getElementById(targetObj);
var y = document.getElementById(targetObj + '_link');
if (x.style.display == 'block') {
x.style.display = 'none';
y.className = 'collapsed';
} else {
x.style.display = 'block';
y.className = 'expanded';
}
}
function collapse(targetObj1, targetObj2, targetObj3) {
var t1 = document.getElementById(targetObj1);
var l1 = document.getElementById(targetObj1+'_link');
var t2 = document.getElementById(targetObj2);
var l2 = document.getElementById(targetObj2+'_link');
var t3 = document.getElementById(targetObj3);
var l3 = document.getElementById(targetObj3+'_link');
t1.style.display = 'none';
l1.className = 'collapsed';
t2.style.display = 'none';
l2.className = 'collapsed';
t3.style.display = 'none';
l3.className = 'collapsed';
}