// JavaScript Document

function tsvToggleCatDisplay ( tsvIDa ){
	if( tsvIDa == 'tsvCatList' ){
		document.getElementById( 'tsvCatList' ).style.display = 'inline';		
		document.getElementById( 'tsvCatGal' ).style.display = 'none';
	}
	if( tsvIDa == 'tsvCatGal' ){
		document.getElementById( 'tsvCatGal' ).style.display = 'inline';		
		document.getElementById( 'tsvCatList' ).style.display = 'none';		
	}	
}

function tsv_mm_jumpMenu(targ,selObj,restore){
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}


function tsv_showRecent(flag){
	
	if( flag ){
		document.getElementById('recentlyViewed').style.display="none";
	}else{
		document.getElementById('recentlyViewed').style.display="block";
	}
	
}

function tsv_showLoginBox(){
	
	if( document.getElementById('loginBox').style.display == "block" ){
		document.getElementById('loginBox').style.display="none";
	}else{
		document.getElementById('loginBox').style.display="block";
	}
	
}

function popImg(url,width,height,wname) {
	if (!wname)
	 wname = "imgwin";
	if (wname == '')
	 wname = "imgwin";
	if(!width) width=670;
	if(!height) height=640;
	imgWin=window.open(url,wname,"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width="+width+",height="+height);
	imgWin.focus();
}




var combodropimage='images/pixel.gif' //path to "drop down" image
var combodropoffsetY=2 //offset of drop down menu vertically from default location (in px)
var combozindex=100

if (combodropimage!="")
	combodropimage='<img class="downimage" src="'+combodropimage+'" title="Select an option" />'

function dhtmlselect(selectid, selectwidth, optionwidth){
	var selectbox=document.getElementById(selectid)
	document.write('<div id="dhtml_'+selectid+'" class="dhtmlselect">'+selectbox.title+" "+combodropimage+'<div class="dropdown">')
	for (var i=0; i<selectbox.options.length; i++)
		document.write('<a href="'+selectbox.options[i].value+'">'+selectbox.options[i].text+'</a>')
	document.write('</div></div>')
	selectbox.style.display="none"
	var dhtmlselectbox=document.getElementById("dhtml_"+selectid)
	dhtmlselectbox.style.zIndex=combozindex
	combozindex--
	if (typeof selectwidth!="undefined")
		dhtmlselectbox.style.width=selectwidth
	if (typeof optionwidth!="undefined")
		dhtmlselectbox.getElementsByTagName("div")[0].style.width=optionwidth
	dhtmlselectbox.getElementsByTagName("div")[0].style.top=dhtmlselectbox.offsetHeight-combodropoffsetY+"px"
	if (combodropimage!="")
		dhtmlselectbox.getElementsByTagName("img")[0].style.left=dhtmlselectbox.offsetWidth+3+"px"
	dhtmlselectbox.onmouseover=function(){
		this.getElementsByTagName("div")[0].style.display="block"
	}
	dhtmlselectbox.onmouseout=function(){
		this.getElementsByTagName("div")[0].style.display="none"
	}
}


function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Please enter a valid email address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Please enter a valid email address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Please enter a valid email address")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Please enter a valid email address")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Please enter a valid email address")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Please enter a valid email address")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Please enter a valid email address")
		    return false
		 }

 		 return true					
	}



 
 function ValidateForm1(){
	var emailID=document.subscribeForm1.elements[0]	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email ID")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	return true
 }
 
 

function openDir( form ) { 

	var newIndex = form.fieldname.selectedIndex; 

	if ( newIndex == 0 ) { 

		alert( "Please select a location!" ); 

	} else { 

		cururl = form.fieldname.options[ newIndex ].value; 

		window.location.assign( cururl ); 

	} 

}