/* Change Visibility of an element */
function changeVis(vID){
	oVis = document.getElementById(vID);
	if (oVis.style.visibility=="hidden"){
		oVis.style.visibility="visible";
		oVis.style.display = "";
	} else {
		oVis.style.visibility="hidden";
		oVis.style.display="none";
	}
}

function fCheckChange(oCheck, vMessage){
	if(document.profileForm[oCheck].checked == false){
		fRet = confirm(vMessage); 
		if(fRet != 1){
			document.profileForm[oCheck].checked = (document.profileForm[oCheck].checked) ? false : true;
		}
	}
}
			 
			 
function checkdelitem(vUrl){
	fRet = confirm("Are you sure you wish to delete this? It is often better to hide an item or set it's expirey date to some time in the past rather than completely delete it."); 
	if(fRet == 1){
		location.replace(vUrl);
	}	
}

/* Swap an image from it's name */
function swapImage(vImage, vFile){
	document.images[vImage].src=vFile;
}

function checkNewDrop(vDD, vOB){
	vDDVal = document.getElementById(vDD).options[document.getElementById(vDD).selectedIndex].value;
	vOBVis = document.getElementById(vOB).style.visibility;
	if( (vDDVal == 'n3w' && vOBVis == "hidden") || (vDDVal != 'n3w' && vOBVis == "visible") ){
		changeVis(vOB);
	}
}

/* Preload any images */
function preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=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];}}
}

/* Change Background Color */
function bgChange(menuID, col){
	if(document.getElementById){
		if( document.getElementById(menuID) ){
			document.getElementById(menuID).style.backgroundColor = col;
		}
	} else if(document.all){
		if(document.all(menuID)){
			document.all(menuID).style.backgroundColor = col;
		}
	} 
}

/* Menus expand/close from ID */
var keepMenuOpen=0;
var keepSubOpen=0;

function showMenu(menuID){
	keepMenuOpen= menuID;
	keepSubOpen = (menuID.substr(-2, 2) == '_s') ? menuID : 0;
	
	if(document.getElementById){
		document.getElementById(menuID).style.backgroundColor = '#D0E8C4';
		if( document.getElementById(menuID + '_s') ){
			document.getElementById(menuID + '_s').style.visibility="visible";
			document.getElementById(menuID + '_s').style.display="block";
		}
	} else if(document.all){
		document.all(menuID).style.backgroundColor = '#D0E8C4';
		if(document.all(menuID)){
			keepSubOpen= menuID;
			document.all(menuID).style.visibility = "visible";
		}
	} 
}

function closeMenu(menuID){
	//document.getElementById(menuID).style.backgroundColor = '#E6F1E0';
	keepMenuOpen = (menuID == keepMenuOpen) ? 0 : keepMenuOpen;
	setTimeout("hideMenu('" + menuID + "');", 250);
}

function hideMenu(menuID){
  //document.menuOpen.innerHTML=keepMenuOpen;
  if ( keepMenuOpen != menuID && (keepSubOpen == 0 || menuID + '_s' != keepSubOpen) ){
	  
    if(document.getElementById){
		document.getElementById(menuID).style.backgroundColor = '#E8F6D8';
		if( document.getElementById(menuID + '_s') ){
			document.getElementById(menuID + '_s').style.visibility="hidden";
		}
	}
	else if(document.all){
		document.all(menuID).style.backgroundColor = '#E8F6D8';
		if(document.all(menuID)){
			document.all(menuID).style.visibility = "hidden";
		}
	}
  }
}

/* Create a popup */
function popup(n){
	window.open( n , 'popup', 'width=400,height=400,scrollbars=yes,toolbar=no,location=no;directories=no,status=no,resizable=yes,');
}

function fUpdateLoc (vX, vY){
	document.getElementById('xcord').value = vX;
	document.getElementById('ycord').value = vY;
}

function Querystring(qs) { // optionally pass a querystring to parse
	this.params = new Object()
	this.get=Querystring_get
	this.set=Querystring_set
	
	if (qs == null)
		qs=location.search.substring(1,location.search.length)

	if (qs.length == 0) return

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ')
	var args = qs.split('&') // parse out name/value pairs separated via &
	
// split out each name=value pair
    s1 = 0;
	s2 = 0;
	for (var i=0;i<args.length;i++) {
		var value;
		var pair = args[i].split('=')
		var name = unescape(pair[0])

		if (pair.length == 2)
			value = unescape(pair[1])
		else
			value = name
		
		this.params[name] = value
		s1 = (name = 's1') ? 1 : s1;
		s2 = (name = 's2') ? 1 : s2;
	}
	if(!s1){
		name = s1;
		value = 0;
		this.params[name] = value
	}
	if(!s2){
		name = s2;
		value = 0;
		this.params[name] = value
	}

}

function Querystring_get(key, default_) {
	// This silly looking line changes UNDEFINED to NULL
	if (default_ == null) default_ = null;
	
	var value=this.params[key]
	if (value==null) value=default_;
	
	return value
}

function Querystring_set(key, value) {
	this.params[key] = value
}

function fChangeCompare(vLink){	
	var qs = new Querystring();
	if(parseInt( qs.get('s1') ) > 0){
		if( parseInt(qs.get('s1')) == parseInt(vLink) ){
			qs.set( 's1', qs.get('s2') );
			qs.set('s2', '0');
		}else if( parseInt(qs.get('s2')) == parseInt(vLink) ){
			qs.set('s2', '0');
		}else{
			qs.set('s2', vLink);
		}
	}else{
		qs.set('s1', vLink);
	}
	
	//document.location = 'index.php?p=' + qs.get('p') + '&s=' + qs.get('s') + '&sprocedures=' + qs.get('sprocedures', 0) + '&scounty=' + qs.get('scounty', 0) + '&search=Search&s1=' + qs.get('s1', 0) + '&s2=' + qs.get('s2', 0) + '&start=' + qs.get('start', 0);
	document.location = 'index.php?p=' + qs.get('p') + '&s=' + qs.get('s') + '&sorgan='+qs.get('sorgan')+'&scondition='+qs.get('scondition')+'&sspecialty='+qs.get('sspecialty')+'&sprocedures='+qs.get('sprocedures')+'&scity='+qs.get('scity')+'&scounty=' + qs.get('scounty', 0) + '&search=Search&s1=' + qs.get('s1', 0) + '&s2=' + qs.get('s2', 0) + '&start=' + qs.get('start', 0) + '#' + vLink;
	
}

function fBodyList(vID){
	document.bodyForm.ba.value = vID;
	document.bodyForm.submit();
}

function fSendName (vMessage, vValue, vQid, vHid){
	if(vHid == null){
		vOWM = window.opener.document.getElementById('displayName' + vQid);
		vOWV = window.opener.document.getElementById("q_data[" + vQid + "]");
		mNone = window.opener.document.getElementById("mNone" + vQid);
		mMessage = window.opener.document.getElementById('mMessage' + vQid);
	}else{
		vOWM = window.opener.document.getElementById('displayName' + vHid.replace(':',''));
		/*
		if(vHid.split(':') == 'PH'){
			vOWV = window.opener.document.getElementById("p_data[primary_hospital]["+vHid.replace('PH:','')+"]");
		}else{
			vOWV = window.opener.document.getElementById("p_data[tertiary_hospital]["+vHid.replace('TH:','')	+"]");
		}*/
		vOWV = window.opener.document.getElementById(vHid.replace(':',''));
		mNone = window.opener.document.getElementById("mNone" + vHid.replace(':',''));		
		mMessage = window.opener.document.getElementById('mMessage' + vHid.replace(':',''));
	}

	mNone.style.visibility = 'hidden';
	mNone.style.display = 'none';
	
	if( mMessage ){
		while(mMessage.firstChild) mMessage.removeChild(mMessage.firstChild);
	}else{
		mMessage = window.opener.document.createElement("div");
		if(vHid == null){
			mMessage.setAttribute("id","mMessage" + vQid);
		}else{
			mMessage.setAttribute("id","mMessage" + vHid.replace(':',''));
		}
		mMessage.setAttribute("style","");
	}
	for(vI = 0; vI < vMessage.split("<br />").length; vI++){
		mMessage.appendChild( window.opener.document.createTextNode( vMessage.split("<br />")[vI] ) );
		mMessage.appendChild( window.opener.document.createElement("br") );
	}
	
	vOWM.appendChild( mMessage );		
	vOWV.value = vValue;
	window.close();
}

function fChangeOpener (vURL){
	window.opener.document.location = vURL;
}