// JavaScript Document
<!--
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_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_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 check(th)
{
	if(Trim(th.name.value) == "")
	{
		alert("Plese enter your name");
		th.name.select();
		return false;
	}
	else if(Trim(th.email.value) == "")
	{
		alert("Plese enter your email");
		th.email.select();
		return false;
	}
	else if(!emailCheck(Trim(th.email.value)))
	{
		th.email.select();
		return false;
	}
	else if(Trim(th.desc.value) == "")
	{
		alert("Plese enter some description");
		th.desc.select();
		return false;
	}
	else if(Trim(th.city.value) == "")
	{
		alert("Plese enter city name");
		th.city.select();
		return false;
	}
	else if(Trim(th.country.value) == "")
	{
		alert("Plese enter country name");
		th.country.select();
		return false;
	}
	
}
function Trim(str)
{  while(str.charAt(0) == (" ") )
  {  str = str.substring(1);
  }
  while(str.charAt(str.length-1) == " " )
  {  str = str.substring(0,str.length-1);
  }
  return str;
}


function emailCheck(s)
{
	if(!(s.match(/^[\w]+([_|\.-][\w]{1,})*@[\w]{2,}([_|\.-][\w]{1,})*\.([a-z]{2,4})$/i) ))
    {
		alert("Please Enter Valid Email Address");
		return false;
	}
	else
	{
		return true;
	}	
}