function fixedSize () {}

function goto_link(select) {
	location.href = select.value
}

function showTab(tabId, tabNo)
{
	var tabCollection = document.getElementById(tabId);
	tabCollection.className='vt_Tab'+tabNo+'Visible';
}

    function showHideItems(myItem, myButton, nCicle){
    var myItem = document.getElementById(myItem);
    var myButton = document.getElementById(myButton);
    var otherItem = document.getElementById('item01');
    var otherButton = document.getElementById('button01');

        if (myItem.style.display != "none") {
            myItem.style.display = "none";
            swapImage(myButton,"plus");
        }
        else {
            myItem.style.display = "block";
            swapImage(myButton,"minus");
        }

	/*   for (i=0; i<10; i++) {
		buff = 'item'+nCicle+i;
		if (myItem != buff) {
		otherItem = document.getElementById('item'+nCicle+i);
		otherButton = document.getElementById('button'+nCicle+i);
		otherItem.style.display = "none";
		swapImage(otherButton,"plus");
		}
	    }
	*/
    }


function swapImage(myImage, state) {
        if (state == "minus") {
            myImage.src = "/sitedesign/osservatorio_new_layout/images/minus.gif";
        }
        else {
            myImage.src = "/sitedesign/osservatorio_new_layout/images/plus.gif";
    }
}