function MM_displayStatusMsg(msgStr)  {
  status=msgStr;
  document.MM_returnValue = true;
}
function developer()  {
  alert("Feel free to contact me at nikkostikis at yahoo dot com");
}
function MM_findObj(n, d) {
  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 && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() {
  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];}
}
function MM_swapImgRestore() {
  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() {
  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_showHideLayers() {
  var i,p,v,col,obj,obj2,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null) && ((obj2=getElementById(args[i] + "_lbl"))!=null)) { v=args[i+2];col=v;
    if (obj.style) { 
		obj=obj.style;v=(v=='show')?'block':(v=='hide')?'none':v;
		obj2=obj2.style;col=(col=='show')?'#FFFFFF':(col=='hide')?'#5D5D5D':v;}
    obj.display=v;
	obj2.color=col;
	}
}
function MM_showHideLayers_noLbl() {
  var i,p,v,obj,args=MM_showHideLayers_noLbl.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];col=v;
    if (obj.style) { 
		obj=obj.style;v=(v=='show')?'block':(v=='hide')?'none':v;}
    obj.display=v;
	}
}
function MM_showHideLayers_lang(show,hide) {
  var obj; 
  with (document) if (getElementById){
  	obj=getElementById("main_"+show);
    if (obj.style) {obj=obj.style;v="block";}
    obj.display=v;
	obj=getElementById("main_"+hide);
    if (obj.style) {obj=obj.style;v="none";}
    obj.display=v;
	
	obj=getElementById("about_"+show);
    if (obj.style) {obj=obj.style;v="block";}
    obj.display=v;
	obj=getElementById("about_"+hide);
    if (obj.style) {obj=obj.style;v="none";}
    obj.display=v;
	
	obj=getElementById("events_"+show);
    if (obj.style) {obj=obj.style;v="block";}
    obj.display=v;
	obj=getElementById("events_"+hide);
    if (obj.style) {obj=obj.style;v="none";}
    obj.display=v;
	
	obj=getElementById("courses_"+show);
    if (obj.style) {obj=obj.style;v="block";}
    obj.display=v;
	obj=getElementById("courses_"+hide);
    if (obj.style) {obj=obj.style;v="none";}
    obj.display=v;
	
	obj=getElementById("contact_"+show);
    if (obj.style) {obj=obj.style;v="block";}
    obj.display=v;
	obj=getElementById("contact_"+hide);
    if (obj.style) {obj=obj.style;v="none";}
    obj.display=v;
	}
}
function plusSize(o) {
	var d=document; el=d.getElementById(o); inner_id_gr=o+"_gr"; inner_id_eng=o+"_eng";
	el_gr=d.getElementById(inner_id_gr); el_eng=d.getElementById(inner_id_eng);
	
	if (el_gr.currentStyle) {
		if (el_gr.currentStyle.display=="none") {
			var s=parseInt(el_eng.currentStyle.fontSize.replace("px",""));
			s+=1;
			if (s<=40)
				el_eng.style.fontSize=s+"px"; }
		else { 
			var s=parseInt(el_gr.currentStyle.fontSize.replace("px",""));
			s+=1;
			if (s<=40)
				el_gr.style.fontSize=s+"px"; }
	}
	else {
		if (d.defaultView.getComputedStyle(el_gr,null).display=="none"){
			var s=parseInt(d.defaultView.getComputedStyle(el_eng,null).fontSize.replace("px",""));
			s+=1;
			if (s<=40)
				el_eng.style.fontSize=s+"px"; }
		else {
			var s=parseInt(d.defaultView.getComputedStyle(el_gr,null).fontSize.replace("px",""));
			s+=1;
			if (s<=40)
				el_gr.style.fontSize=s+"px"; }
	}
}
function plusSizeCourses(o) {
	var d=document; el=d.getElementById(o); inner_id_gr=o+"_gr"; inner_id_eng=o+"_eng";
	el_gr=d.getElementById(inner_id_gr); el_eng=d.getElementById(inner_id_eng);
	
	if (el_gr.currentStyle) {
		if (el_gr.currentStyle.display=="none") {
			var s=parseInt(el_eng.currentStyle.fontSize.replace("px",""));
			s+=1;
			if (s<=17)
				el_eng.style.fontSize=s+"px"; }
		else { 
			var s=parseInt(el_gr.currentStyle.fontSize.replace("px",""));
			s+=1;
			if (s<=17)
				el_gr.style.fontSize=s+"px"; }
	}
	else {
		if (d.defaultView.getComputedStyle(el_gr,null).display=="none"){
			var s=parseInt(d.defaultView.getComputedStyle(el_eng,null).fontSize.replace("px",""));
			s+=1;
			if (s<=17)
				el_eng.style.fontSize=s+"px"; }
		else {
			var s=parseInt(d.defaultView.getComputedStyle(el_gr,null).fontSize.replace("px",""));
			s+=1;
			if (s<=17)
				el_gr.style.fontSize=s+"px"; }
	}
}
function minusSize(o) {
	var d=document; el=d.getElementById(o); inner_id_gr=o+"_gr"; inner_id_eng=o+"_eng";
	el_gr=d.getElementById(inner_id_gr); el_eng=d.getElementById(inner_id_eng);
	
	if (el_gr.currentStyle) {
		if (el_gr.currentStyle.display=="none") {
			var s=parseInt(el_eng.currentStyle.fontSize.replace("px",""));
			s-=1;
			if (s>=5)
				el_eng.style.fontSize=s+"px"; }
		else { 
			var s=parseInt(el_gr.currentStyle.fontSize.replace("px",""));
			s-=1;
			if (s>=5)
				el_gr.style.fontSize=s+"px"; }
	}
	else {
		if (d.defaultView.getComputedStyle(el_gr,null).display=="none"){
			var s=parseInt(d.defaultView.getComputedStyle(el_eng,null).fontSize.replace("px",""));
			s-=1;
			if (s>=5)
				el_eng.style.fontSize=s+"px"; }
		else {
			var s=parseInt(d.defaultView.getComputedStyle(el_gr,null).fontSize.replace("px",""));
			s-=1;
			if (s>=5)
				el_gr.style.fontSize=s+"px"; }
	}
}