// main javascript document //

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_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 resolution_cookie(c_name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function retrieve_cookie(c_name) {
	if (document.cookie.length > 0)
	  {
	  c_start=document.cookie.indexOf(c_name + "=");
	  if (c_start!=-1)
		{
		c_start=c_start + c_name.length+1;
		c_end=document.cookie.indexOf(";",c_start);
		if (c_end==-1) c_end=document.cookie.length;
		return unescape(document.cookie.substring(c_start,c_end));
		}
	  }
	return "";
}

function check_cookie() {
	resolution=retrieve_cookie('resolution');
	if (resolution==""){
		if(screen.width > 1152){
	 		currentsettings = 'left (so it decreases)';
		}else if(screen.width < 1024){
			currentsettings = 'right (so it increases)';
		}

	alert('Your screen resolution is set to: ' + screen.width + ' x ' + screen.height + '\n\n' + 'Our site runs best at a 1024x768 or 1152x864 screen resolution (as do most sites). We strongly recommend you update your settings for best appearance.' + '\n\n' + 'To update your screen resolution:' + '\n' + '1. Go to your Start menu and open the Control Panel.' + '\n' + '2. In the Control Panel, double click the Display icon/button.' + '\n' + '3. In the Display pop up window, click the Settings tab.' + '/n' + '4. Find where the horizontal scroller labeled Screen resolution and slide it to the ' + currentsettings + '.' + '5. Slide the scroller until the text reads "1024 by 768 pixels" and press the Apply button and then the OK button.' + '\n' + '6. Your settings are saved!');
	  resolution_cookie('resolution', 'notified', 30);
	}
}

function checkresolution() {
	if(screen.width < 1024){
       document.body.style.width = "1024px";
	   check_cookie();
	   
	}else if(screen.width == 1024){
       document.body.style.width = "1024px";
	   
	}else if(screen.width == 1088){
       document.body.style.width = "1088px";

	}else if(screen.width == 1152){
       document.body.style.width = "1152px";
	   
	}else if(screen.width > 1152){
       document.body.style.width = "1152px";
	   check_cookie();
	   
    }else{ /* use the suggested preview */
       document.body.style.width = "1024px";
    }
}

function setfocus(id, valueentered, originalvalue){
	if(valueentered == originalvalue){
		document.getElementById(id).value = '';
	}
}

function losefocus(id, valueentered, originalvalue){
	if(valueentered == ''){
		document.getElementById(id).value = originalvalue;
	}else{
		document.getElementById(id).value = valueentered;
	}
}