//show and hide layers
function show(id) {	  
	if (document.getElementById) {		  
		document.getElementById(id).style.display="block";
        document.getElementById(id).style.visibility="visible";
	} else if (document.all) {		  
		document.all[id].style.display="block";
        document.all[id].style.visibility="visible";		
	} else if (document.layers) {		  
		document.layers[id].display="block";
        document.layers[id].visibility="visible";		
	} 
} 

function lightOn(id) {	  
	if (document.getElementById) {	
		document.getElementById(id).style.borderStyle="dotted";	  
		document.getElementById(id).style.bordeWidth="thin";	  
		document.getElementById(id).style.display="block";
        document.getElementById(id).style.visibility="visible";
	} else if (document.all) {	
		document.all[id].style.borderStyle="dotted";	
		document.all[id].style.borderWidth="thin";  
		document.all[id].style.display="block";
        document.all[id].style.visibility="visible";		
	} else if (document.layers) {		  
		document.layers[id].borderStyle="dotted";
		document.layers[id].borderWidth="thin";
		document.layers[id].display="block";
        document.layers[id].visibility="visible";		
	} 
} 

function hide(id) {
  	if (document.getElementById) {    
		document.getElementById(id).style.display="none";    
	} else if (document.all) {
		document.all[id].style.display="none";    } 
	else if (document.layers) {    
		document.layers[id].display="none";    
	} 
} 	

function lightOff(id) {	  
	if (document.getElementById) {	
		document.getElementById(id).style.borderStyle="none";	  
		document.getElementById(id).style.bordeWidth="thin";	  
		document.getElementById(id).style.display="block";
        document.getElementById(id).style.visibility="visible";
	} else if (document.all) {	
		document.all[id].style.borderStyle="none";	
		document.all[id].style.borderWidth="thin";  
		document.all[id].style.display="block";
        document.all[id].style.visibility="visible";		
	} else if (document.layers) {		  
		document.layers[id].borderStyle="none";
		document.layers[id].borderWidth="thin";
		document.layers[id].display="block";
        document.layers[id].visibility="visible";		
	} 
} 

function parentShow(id) {	  
	if (document.getElementById) {		  
		parent.document.getElementById(id).style.display="block";
        parent.document.getElementById(id).style.visibility="visible";
	} else if (document.all) {		  
		parent.document.all[id].style.display="block";		
        parent.document.all[id].style.visibility="visible";
	} else if (document.layers) {		  
		parent.document.layers[id].display="block";
        parent.document.layers[id].visibility="visible";		
	} 
}

function parentHide(id) {
  	if (document.getElementById) {    
		parent.document.getElementById(id).style.display="none";    
	} else if (document.all) {
		parent.document.all[id].style.display="none";    } 
	else if (document.layers) {    
		parent.document.layers[id].display="none";    
	} 
} 	
	
function closeParentLayer(id) {
		// parent.document.getElementById(id).style.display = 'none';
		if (parent.document.getElementById(id)) {
			parentHide(id);	
		}
	}	

function closeMediaLayer() {
	hide('MediaClose');
	hide('MediaLayer');
	if (document.getElementById) {
		if (document.getElementById('mediaframe')) {
			document.getElementById('mediaframe').src='detail/blank.html';
		}
		if (document.getElementById('mediaplayerobject')) {
			document.getElementById('mediaplayerobject').controls.Stop();
		}
		if (document.getElementById('mediaplayerembed')) {
			document.getElementById('mediaplayerembed').controls.Stop();
		}
	}
	else if (document.layers) {
		if (document.layers['mediaframe']) {
			document.layers['mediaframe'].src='detail/blank.html';
		}
		if (document.layers['mediaplayerobject']) {
			document.layers['mediaplayerobject'].controls.Stop();
		}
		if (document.layers['mediaplayerembed']) {
			document.layers['mediaplayerembed'].controls.Stop();
		}
	}
}