// JavaScript Document

function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


//-- Form validation

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
	
  for (i=0; i<(args.length-2); i+=3) { 
		test=args[i+2];
		val=MM_findObj(args[i]);
    if (val) { 
			nm=val.name; 
			if ((val=val.value)!="") {
				if (test.indexOf('isEmail')!=-1) { 
					p=val.indexOf('@');
					if (p<1 || p==(val.length-1)) 
						errors+='- '+nm+' must contain an e-mail address.\n';
				} else if (test!='R') { 
					num = parseFloat(val);
					if (isNaN(val)) 
						errors+='- '+nm+' must contain a number.\n';
					if (test.indexOf('inRange') != -1) { 
						p=test.indexOf(':');
						min=test.substring(8,p); 
						max=test.substring(p+1);
						if (num<min || max<num) 
							errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
					} 
				} 
			} else if (test.charAt(0) == 'R') 
				errors += '- '+nm+' is required.\n'; 
		}
  } 
	if (errors) 
		alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}