// valid.js

			function Trim(key){
			sp =key.split(" ");
				ch = 0
			 	for (st = 0;st<sp.length;st++){if (sp[st] == ""){ch++;}}
				if (eval(sp.length) ==eval(ch)){return true;}else{return false;}}
  
  			function check_email(e) {
			ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";
			for(i=0; i < e.length ;i++){if(ok.indexOf(e.charAt(i))<0){ return (false);}	} 
					if (document.images) {re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;
					re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
					if (!e.match(re) && e.match(re_two)) {return (-1);} }}

			  function checknumber(f,name,val){
				var x=val
				var anum=/(^\d+$)|(^\d+\.\d+$)/
				if (anum.test(x))
				testresult=true
				else{
				alert(" กรุณากรอกเป็นตัวเลขเท่านั้น ")
				eval("f."+name+".value = ''")
				eval("f."+name+".focus()")
				testresult=false
				}
				return (testresult)
				}

			function warninput(key,name,id){
					if(id == 1){alert(" Please Insert "+ name +"")}
					else{alert(" กรุณากรอก"+ name +"ด้วยครับ")}
					key.focus();}		
	
			function warncheck(key,name,id){		
					if(id == 1){alert(" Please check "+ name +" again !! ")}
					else{alert("  กรุณาตรวจสอบ  "+ name +" อีกครั้ง !! ")}
					key.focus();}		
	
			function warnselbox(key,name,id){
					if(id == 1){alert(" Please select "+ name +"  ")}
					else{alert("  กรุณาเลือก  "+ name +" ด้วยครับ")}
					key.focus();}