function PreloadImgs() {//v1.0
 var d=document,a=arguments; if(!d.FP_imgs) d.FP_imgs=new Array();
 for(var i=0; i<a.length; i++) { d.FP_imgs[i]=new Image; d.FP_imgs[i].src=a[i]; }
}

function FP_swapImg() {//v1.0
 var doc=document,args=arguments,elm,n; doc.$imgSwaps=new Array(); for(n=2; n<args.length;
 n+=2) { elm=FP_getObjectByID(args[n]); if(elm) { doc.$imgSwaps[doc.$imgSwaps.length]=elm;
 elm.$src=elm.src; elm.src=args[n+1]; } }
}

function FP_getObjectByID(id,o) {//v1.0
 var c,el,els,f,m,n; if(!o)o=document; if(o.getElementById) el=o.getElementById(id);
 else if(o.layers) c=o.layers; else if(o.all) el=o.all[id]; if(el) return el;
 if(o.id==id || o.name==id) return o; if(o.childNodes) c=o.childNodes; if(c)
 for(n=0; n<c.length; n++) { el=FP_getObjectByID(id,c[n]); if(el) return el; }
 f=o.forms; if(f) for(n=0; n<f.length; n++) { els=f[n].elements;
 for(m=0; m<els.length; m++){ el=FP_getObjectByID(id,els[n]); if(el) return el; } }
 return null;
}

function ActWindow(url, windheight, windwidth, windtop, windleft){
	var windowParam ;
	windowParam = "" ;
	windowParam += "height=" + windheight + "," ;
	windowParam += "width=" + windwidth + "," ;
	windowParam += "statusbar=no,toolbar=no,personalbar=no,menubar=no,titlebar=no,scrollbars=yes,locationbar=no,resizable=yes," ;
	windowParam += "top=" + windtop + "," ;
	windowParam += "left=" + windleft ;
	strSend = window.open(url,null, windowParam) ;
	if (strSend == "" || strSend == null)
		return false ;    // user canceled
	else
		return true ;
}
		
function openWin(htmlFile,htmlWidth,htmlHeight,htmltop,htmlleft){
	if(document.all){htmlWidth+=5;htmlHeight+=10;}
		ActWindow(htmlFile,htmlHeight,htmlWidth,htmltop,htmlleft);
}

function checkContact(){
    if  ( document.contactFrom.Name.value == '' )	{
		alert('Please fill "Name" ');
		document.contactFrom.Name.focus();
		return false;
		}
	else if  ( document.contactFrom.email.value == '' )	{
		alert('Please fill "Email" ');
		document.contactFrom.email.focus();
		return false;
		}	
   else if ((document.contactFrom.email.value.indexOf(".")==-1) || (document.contactFrom.email.value.indexOf("@")==-1))
       {
         alert('Please correct your email');
         document.contactFrom.email.focus();
          return false;
        }			
	else if  ( document.contactFrom.Phone_Daytime.value == '' )	{
		alert('Please fill "Phone" ');
		document.contactFrom.Phone_Daytime.focus();
		return false;
		}	
	else if  ( document.contactFrom.How_found.value == 'NOT_ENTERED' )	{
		alert('How Did You Hear About Us?');
		document.contactFrom.How_found.focus();
		return false;
		}	
	else if  ( document.contactFrom.What_type_of_event_planned.value == 'NOT_ENTERED' )	{
		alert('What type of event planned?');
		document.contactFrom.What_type_of_event_planned.focus();
		return false;
		}
	else if  ( document.contactFrom.Firm_date__Month.value == 'NOT_ENTERED' )	{
		alert('please enter Event Month');
		document.contactFrom.Firm_date__Month.focus();
		return false;
	}	
	else if  ( document.contactFrom.Firm_date__Day.value == 'NOT_ENTERED' )	{
		alert('please enter Event Day');
		document.contactFrom.Firm_date__Day.focus();
		return false;
	}	
	else if  ( document.contactFrom.Firm_date__Year.value == 'NOT_ENTERED' )	{
		alert('please enter Event Year');
		document.contactFrom.Firm_date__Year.focus();
		return false;
	}else if  ( document.contactFrom.captcha.value == '' )	{
		alert('Please fill "Security Code" ');
		document.contactFrom.captcha.focus();
		return false;
		}		
	
  return true;

}