var hideFlag=false;
function showDiv(formDiv){	
	document.getElementById(formDiv).style.display='block';
	hideFlag=false;	
}

function hideDiv(divName) {		
	if(hideFlag){
		document.getElementById(divName).style.display='none';
	}	
	hideFlag=true;	
}


function hideScrollBar() {			
	var divHeight=document.getElementById('lyr1').offsetHeight;		
	if(divHeight>158){		
		document.getElementById('scrollbar1').style.display='block';
	}
	else{		
		document.getElementById('scrollbar1').style.display='none';		
	}
}

function showFlyout(formDiv){	
	document.getElementById('nonArtistSpecificNavLink').className = 'navLinks artistNavLinkActive';
	document.getElementById(formDiv).style.display='block';	
}

function hideFlyout(divName) {			
	document.getElementById('nonArtistSpecificNavLink').className = 'navLinks artistNavLinkDefault';
	document.getElementById(divName).style.display='none';	
}

function showFlyoutArtist(formDiv){	
	document.getElementById(formDiv).style.display='block';	
}

function hideFlyoutArtist(divName) {	
	document.getElementById(divName).style.display='none';	
}


/***********contact form validations **********/
var emailFlag=false;
var nameFlag=false;
var commentCodeFlag=false;

function validateContactForm(){	
	if (document.contactForm.name.value ==""){			
		document.contactForm.name.focus();		
		document.getElementById('nameError').innerHTML='Please enter name.';		
		nameFlag=true;
		return false;
	}

	if(nameFlag){
		document.getElementById('nameError').innerHTML='';
	}
	
	
	if (document.contactForm.email.value==""){							
		document.contactForm.email.focus();
		document.getElementById('mailError').innerHTML='Please enter email address.';
		emailFlag=true;
		return false;
	}	
	
	if ((document.contactForm.email.value!="") && !(document.contactForm.email.value.match(/^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/))){							
		document.contactForm.email.focus();
		document.getElementById('mailError').innerHTML='Please enter a valid email address.';
		emailFlag=true;
		return false;
	}
	
	if(emailFlag){
		document.getElementById('mailError').innerHTML='';
	}
	
			
	if (document.contactForm.comment.value ==""){			
		document.contactForm.comment.focus();		
		document.getElementById('commentError').innerHTML='Please enter comment.';		
		commentCodeFlag=true;
		return false;
	}

	if(commentCodeFlag){
		document.getElementById('commentError').innerHTML='';
	}
	
	document.contactForm.submit();
	return true;
}

function disableEnterKey(e)
{
     var key;     
     if(window.event)
          key = window.event.keyCode; //IE
     else
          key = e.which; //firefox
     return (key != 13);
}

/****End contact form validations **********/