function validate(form){var name=form.name.value;var email=form.email.value;var message=form.message.value;var nameRegex=/^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ])?[a-zA-Z]*)*$/;var emailRegex=/^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;var messageRegex=new RegExp(/<\/?\w+((\s+\w+(\s*=\s*(?:".*?"|'.*?'|[^'">\s]+))?)+\s*|\s*)\/?>/gim);if(name==""){inlineMsg('name','Please enter your name.',2);return false;}
if(!name.match(nameRegex)){inlineMsg('name','You have entered an invalid name',2);return false;}
if(email==""){inlineMsg('email','Please enter your email',2);return false;}
if(!email.match(emailRegex)){inlineMsg('email','Please enter a valid email',2);return false;}

if(message==""){inlineMsg('message','Please type your message');return false;}
if(message.match(messageRegex)){inlineMsg('message','You have entered an invalid message');return false;}
return true;}
var MSGTIMER=20;var MSGSPEED=5;var MSGOFFSET=3;var MSGHIDE=3;function inlineMsg(target,string,autohide){var msg;var msgcontent;if(!document.getElementById('msg')){msg=document.createElement('div');msg.id='msg';msgcontent=document.createElement('div');msgcontent.id='msgcontent';document.body.appendChild(msg);msg.appendChild(msgcontent);msg.style.filter='alpha(opacity=0)';msg.style.opacity=0;msg.alpha=0;}else{msg=document.getElementById('msg');msgcontent=document.getElementById('msgcontent');}
msgcontent.innerHTML=string;msg.style.display='block';var msgheight=msg.offsetHeight;var targetdiv=document.getElementById(target);targetdiv.focus();var targetheight=targetdiv.offsetHeight;var targetwidth=targetdiv.offsetWidth;var topposition=topPosition(targetdiv)-((msgheight-targetheight)/2);var leftposition=leftPosition(targetdiv)+targetwidth+MSGOFFSET;msg.style.top=topposition+'px';msg.style.left=leftposition+'px';clearInterval(msg.timer);msg.timer=setInterval("fadeMsg(1)",MSGTIMER);if(!autohide){autohide=MSGHIDE;}
window.setTimeout("hideMsg()",(autohide*1000));}
function hideMsg(msg){var msg=document.getElementById('msg');if(!msg.timer){msg.timer=setInterval("fadeMsg(0)",MSGTIMER);}}
function fadeMsg(flag){if(flag==null){flag=1;}
var msg=document.getElementById('msg');var value;if(flag==1){value=msg.alpha+MSGSPEED;}else{value=msg.alpha-MSGSPEED;}
msg.alpha=value;msg.style.opacity=(value/100);msg.style.filter='alpha(opacity='+value+')';if(value>=99){clearInterval(msg.timer);msg.timer=null;}else if(value<=1){msg.style.display="none";clearInterval(msg.timer);}}
function leftPosition(target){var left=0;if(target.offsetParent){while(1){left+=target.offsetLeft;if(!target.offsetParent){break;}
target=target.offsetParent;}}else if(target.x){left+=target.x;}
return left;}
function topPosition(target){var top=0;if(target.offsetParent){while(1){top+=target.offsetTop;if(!target.offsetParent){break;}
target=target.offsetParent;}}else if(target.y){top+=target.y;}
return top;}//
if(document.images){arrow=new Image(7,80);arrow.src="images/msg_arrow.gif";}