// Copyright 2006-2007 javascript-array.com
var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose;

//Function to change color on images from blue to yellow
function MM_swapImgRestore() { //v3.0
    var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
    var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
      d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
    if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
    for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
    if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
    var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
    if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
 }



//////////////////////////////////////////////////////////////////////////////////
// Google Search

function cleanNavBar() {
	parent.navigation.document.open();
	parent.navigation.document.write('');
    parent.navigation.document.close();
}

function searchResults (form) {
	var destURL ='http://66.46.187.18/search?q=';
	destURL = destURL + document.my_form.strSearch.value;
	destURL = destURL + '&entqr=0&ud=1&output=xml_no_dtd&sort=date%3AD%3AS%3Ad1&oe=UTF-8&ie=UTF-8&client=default_frontend&proxystylesheet=BCA_frontend&site=';
	//destURL = destURL + document.my_form.strProd.value;
	
	//alert ("You typed: " + destURL);
	location.href = destURL;

	//Modify Navigation window
	//var strProductName = document.my_form.strProd.value;
	//if (strProductName == 'default_collection') { strProductName='ALL of BCA'; }
	
	var strProductName = 'ALL of BCA';	
	
    //parent.navigation.document.open();
	var strTopString = '<center>';
	strTopString = strTopString + 'You are searching <b>' + strProductName + '</b>.';
	strTopString = strTopString + ' To return to main search page, <a href="#" onClick="parent.content.location.href=\'search_list_of_collections2.html?query='+document.my_form.strSearch.value+'\';">click here</a>';
	strTopString = strTopString + '</center>';
	//parent.navigation.document.write(strTopString);
	//parent.navigation.document.close();
	//return true;
}

function gup( name ){  
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");  
	var regexS = "[\\?&]"+name+"=([^&#]*)";  
	var regex = new RegExp( regexS );  
	var results = regex.exec( window.location.href );  
	if ( results == null )    
		return "";  
	else    
		return results[1];
}

function setValue() {
	document.my_form.strSearch.value=gup('query');
}

function subOnEnter(aform) {
  if (window.event && window.event.keyCode == 13){    
    aform.submitted = true;
    searchResults(aform);
    return true;
  }    
  else {
    return true;
  }
}

//////////////////////////////////////////////////////////////////////////////////
// This is to widen select box dropdown in order to solve IE display issues.
function dropdown_menu_hack(el, url) {

	if(el.runtimeStyle.behavior.toLowerCase()=="none"){return;}
	el.runtimeStyle.behavior="none";

	var ie5 = (document.namespaces==null);
	el.ondblclick = function(e)
	{
		window.event.returnValue=false;
		return false;
	}
	
	if(window.createPopup==null)
	{		
		var fid = "dropdown_menu_hack_" + Date.parse(new Date());
	
		window.createPopup = function()
		{
			if(window.createPopup.frameWindow==null)
			{
					el.insertAdjacentHTML("AfterEnd","<iframe   id='"+fid+"' name='"+fid+"' src='about:blank'  frameborder='1' scrolling='no'></></iframe>");
					var f = document.frames[fid];
					f.document.open();
					f.document.write("<html><body></body></html>");
					f.document.close();
					f.fid = fid; 					

					var fwin = document.getElementById(fid);
					fwin.style.cssText="position:absolute;top:0;left:0;display:none;z-index:99999;";
				
					
					f.show = function(px,py,pw,ph,baseElement)
					{							
						py = py + baseElement.getBoundingClientRect().top + Math.max( document.body.scrollTop, document.documentElement.scrollTop) ;
						px = px + baseElement.getBoundingClientRect().left + Math.max( document.body.scrollLeft, document.documentElement.scrollLeft) ;
						fwin.style.width = pw + "px";
						fwin.style.height = ph + "px";						
						fwin.style.posLeft =px ;
						fwin.style.posTop = py ;		
						fwin.style.display="block";						
					}
					
					f_hide = function(e)
					{ 
						if(window.event && window.event.srcElement	&& window.event.srcElement.tagName && window.event.srcElement.tagName.toLowerCase()=="select"){return true;}
						fwin.style.display="none";
					} 
					f.hide = f_hide;
					document.attachEvent("onclick",f_hide);		
					document.attachEvent("onkeydown",f_hide);							
			}
			return f;
		}
	}

	function showMenu()
	{
		
		function selectMenu(obj)
			{				
				var o = document.createElement("option");
				o.value = obj.value;
				o.innerHTML = obj.innerHTML;			
				while(el.options.length>0){el.options[0].removeNode(true);}
				el.appendChild(o);
				el.title =  o.innerHTML; 
				el.contentIndex = obj.selectedIndex  ;
				el.menu.hide(); 	
				
				// Check the first index
				if (el.contentOptions[el.contentIndex].value != '') {
				    window.location.href = url + el.contentOptions[el.contentIndex].value;
				    el.contentIndex = 0;
				}				       	      	
			}				
		
		el.menu.show(0 , el.offsetHeight , 10,  10, el); 
		var mb = el.menu.document.body;
		
		mb.style.cssText ="border:solid 1px black;margin:0;padding:0;overflow-y:auto;overflow-x:auto;background:white;text-aligbn:center;font-family:Verdana;font-size:12px;";
		var t = el.contentHTML;
		t = t.replace(/<select/gi,'<ul');
		t = t.replace(/<option/gi,'<li');
		t = t.replace(/<\/option/gi,'</li');
		t = t.replace(/<\/select/gi,'</ul');
		mb.innerHTML = t;		
		
		el.select = mb.all.tags("ul")[0];
		el.select.style.cssText="list-style:none;margin:0;padding:0;";
		mb.options = el.select.getElementsByTagName("li");
		
		for(var i=0;i<mb.options.length;i++)
		{
			mb.options[i].selectedIndex = i;
			mb.options[i].style.cssText = "list-style:none;margin:0;padding:1px 2px;width/**/:100%;cursor:hand;cursor:pointer;white-space:nowrap;"
			mb.options[i].title =mb.options[i].innerHTML;
			mb.options[i].innerHTML ="<nobr>" + mb.options[i].innerHTML + "</nobr>";
			mb.options[i].onmouseover = function()
				{
					if( mb.options.selected ){mb.options.selected.style.background="white";mb.options.selected.style.color="black";}
					mb.options.selected = this;
					this.style.background="#333366";this.style.color="white";
				}
			
			mb.options[i].onmouseout = function(){this.style.background="white";this.style.color="black";}
			mb.options[i].onmousedown = function(){selectMenu(this);	}
			mb.options[i].onkeydown = function(){selectMenu(this);	}
			
			if(i == el.contentIndex)
			{
				mb.options[i].style.background="#333366";
				mb.options[i].style.color="white";	
				mb.options.selected = mb.options[i];
			}
		}	
		
		var mw = Math.max(   ( el.select.offsetWidth + 22 ), el.offsetWidth + 22  );
			 mw = Math.max(  mw, ( mb.scrollWidth+22) );
		var mh =  mb.options.length * 15  + 8 ; 
			 
		var mx = (ie5)?-3:0;
		var my = el.offsetHeight -2;
		var docH =   document.documentElement.offsetHeight ;
		var bottomH = docH  - el.getBoundingClientRect().bottom ; 

		mh = Math.min(mh, Math.max(( docH - el.getBoundingClientRect().top - 50),100)		);
		
		if(( bottomH < mh) )
		{
			
			mh = Math.max( (bottomH - 12),10);
			if( mh <100 ) 
			{
				my = -100 ;

			}
			mh = Math.max(mh,100);			
		}
		
		self.focus(); 
		
		el.menu.show( mx , my ,  mw, mh , el); 
		sync=null;
		if(mb.options.selected)
		{
			mb.scrollTop = mb.options.selected.offsetTop;
		}
			
		window.onresize = function(){el.menu.hide()};		
	}

	function switchMenu()
	{
		if(event.keyCode)
		{
			if(event.keyCode==40){ el.contentIndex++ ;}
			else if(event.keyCode==38){ el.contentIndex--; }
		}
		else if(event.wheelDelta )
		{
			if (event.wheelDelta >= 120)
			el.contentIndex++ ;
			else if (event.wheelDelta <= -120)
			el.contentIndex-- ;
		}else{return true;}

		if( el.contentIndex > (el.contentOptions.length-1) ){ el.contentIndex =0;}
		else if (el.contentIndex<0){el.contentIndex = el.contentOptions.length-1 ;}

		var o = document.createElement("option");
			 o.value = el.contentOptions[el.contentIndex].value;
			 o.innerHTML = el.contentOptions[el.contentIndex].text;
			 while(el.options.length>0){el.options[0].removeNode(true);}
			 el.appendChild(o);
			 el.title =  o.innerHTML; 
	}
	
	if(dropdown_menu_hack.menu ==null)
	{
		dropdown_menu_hack.menu =  window.createPopup();
		document.attachEvent("onkeydown",dropdown_menu_hack.menu.hide);
	}
	el.menu = dropdown_menu_hack.menu ;
	el.contentOptions = new Array();
	el.contentIndex = el.selectedIndex;
	el.contentHTML = el.outerHTML;

	for(var i=0;i<el.options.length;i++)
	{	
		el.contentOptions [el.contentOptions.length] = 
		{
			"value": el.options[i].value,
			"text": el.options[i].innerHTML
		}

		if(!el.options[i].selected){el.options[i].removeNode(true);i--;};
	}
	
	el.onkeydown = switchMenu;
	el.onclick = showMenu;
	el.onmousewheel= switchMenu;

}
//////////////////////////////////////////////////////////////////////////////////