function ShowDropDowns() {
    var allDropDowns = document.getElementsByTagName('select');
    for (var cnt=0; cnt < allDropDowns.length; cnt++) {
        allDropDowns[cnt].disabled = false;
	}
	// document.getElementById('selectA').style.visibility = 'visible';
}

function HideDropDowns() {
	// hide dropdowns
    var allDropDowns = document.getElementsByTagName('select');
    for (var cnt=0; cnt < allDropDowns.length; cnt++) {
        allDropDowns[cnt].disabled = true;
	}
	// IE fix
	// document.getElementById('selectA').style.visibility = 'hidden';
}

function HideModal() {
	var opaqueDiv = document.getElementById('opaqueLayer');
	var modalDiv = document.getElementById('modalWindow');
	
	
	opaqueDiv.style.visibility = 'hidden';
	opaqueDiv.innerHTML = '';
	
	modalDiv.style.visibility = 'hidden';
	
    ShowDropDowns();
}


/*TO HIDE MORE THAN ONE VIDEO*/
function HideModal(source) {
	var opaqueDiv = document.getElementById('opaqueLayer');
	var modalDiv = document.getElementById('modalWindow');
	opaqueDiv.style.visibility = 'hidden';
	opaqueDiv.innerHTML = '';
	modalDiv.style.visibility = 'hidden';
	
	
	
    ShowDropDowns();
	
}

function ShowModal() {
	
	
	HideDropDowns();	
	var opaqueDiv = document.getElementById('opaqueLayer');
	var modalDiv = document.getElementById('modalWindow');

	
	
	
	opaqueDiv.style.visibility = 'visible';
	modalDiv.style.visibility = 'visible';
	
	opaqueDiv.style.height = document.getElementById("bottomCorner").offsetTop+'px'	
}

/*TO ADD MORE THAN ONE VIDEO*/

/*
function ShowModal(source) {
	
	
	HideDropDowns();	
	var opaqueDiv = document.getElementById('opaqueLayer');
	var modalDiv = document.getElementById('modalWindow');
	var videoDiv1= document.getElementById('video1');
	var videoDiv2= document.getElementById('video2');
	//add other videoDiv vars with new video elements if you need more videos
	
	if(source==1)
	{
	
	modalDiv.style.visibility = 'visible';
	videoDiv2.style.visibility='hidden';
	videoDiv1.style.visibility='visible';
	opaqueDiv.style.visibility = 'visible';	
	opaqueDiv.style.height = document.getElementById("bottomCorner").offsetTop+'px'	
	}
	
	else if(source==2)
	{
	
	modalDiv.style.visibility = 'visible';
	videoDiv2.style.visibility='visible';
	videoDiv1.style.visibility='hidden';
	opaqueDiv.style.visibility = 'visible';	
	opaqueDiv.style.height = document.getElementById("bottomCorner").offsetTop+'px'	
	}
	
	//add more else if conditions with new video elements if you need more videos
	
	
	
	
}
*/