function enhanceContactPage(){
	btn=document.getElementById('btncontact_send');
	if(btn){
		addEvent(btn,'click',checkContactFrm);
		}
	}
function checkContactFrm(e){
	var err;
	var email=document.getElementById('contact_email');
	if(email){
		lbl=getRelatedLabel(email.id);
		if(email.value.length<6){
			cancelDefaultBehavior(e);
			if(typeof contact_err_email!='undefined' && contact_err_email.length>0){
				if(lbl){
					if(!lbl.oldtxt){
						lbl.oldtxt=lbl.firstChild.data;
						}
					lbl.firstChild.data=contact_err_email;
					lbl.className+=' err txtbig';
					email.className+=' err';
					if(!err){ err=email; }
					}else{
					popDHTML('popmsgerr',contact_err_email,400,'auto');
					return;
					}
				}
			}else{
			if(lbl.oldtxt){
				lbl.firstChild.data=lbl.oldtxt;
				lbl.oldtxt='';
				}
			lbl.className=lbl.className.replace(/[ ]*err/g,'');
			lbl.className=lbl.className.replace(/[ ]*txtbig/g,'');
			email.className=email.className.replace(/[ ]*err/g,'');
			}
		}
	var pseudo=document.getElementById('contact_pseudo');
	if(pseudo){
		lbl=getRelatedLabel(pseudo.id);
		if(pseudo.value.length<5){
			var noaccount=document.getElementById('contact_noaccount');
			if(noaccount && !noaccount.checked){
				cancelDefaultBehavior(e);
				if(typeof contact_err_pseudo!='undefined' && contact_err_pseudo.length>0){
					if(lbl){
						if(!lbl.oldtxt){
							lbl.oldtxt=lbl.firstChild.data;
							}
						lbl.firstChild.data=contact_err_pseudo;
						lbl.className+=' err txtbig';
						pseudo.className+=' err';
						if(!err){ err=pseudo; }
						}else{
						popDHTML('popmsgerr',contact_err_pseudo,400,'auto');
						return;
						}
					}
				}else{
				if(lbl.oldtxt){
					lbl.firstChild.data=lbl.oldtxt;
					lbl.oldtxt='';
					}
				lbl.className=lbl.className.replace(/[ ]*err/g,'');
				lbl.className=lbl.className.replace(/[ ]*txtbig/g,'');
				pseudo.className=pseudo.className.replace(/[ ]*err/g,'');
				}
			}else{
			if(lbl.oldtxt){
				lbl.firstChild.data=lbl.oldtxt;
				lbl.oldtxt='';
				}
			lbl.className=lbl.className.replace(/[ ]*err/g,'');
			lbl.className=lbl.className.replace(/[ ]*txtbig/g,'');
			pseudo.className=pseudo.className.replace(/[ ]*err/g,'');
			}
		}
	var msg=document.getElementById('contact_msg');
	if(msg){
		lbl=getRelatedLabel(msg.id);
		if(msg.value.length<3){
			cancelDefaultBehavior(e);
			if(typeof contact_err_msg!='undefined' && contact_err_msg.length>0){
				if(lbl){
					if(!lbl.oldtxt){
						lbl.oldtxt=lbl.firstChild.data;
						}
					lbl.firstChild.data=contact_err_msg;
					lbl.className+=' err txtbig';
					msg.className+=' err';
					if(!err){ err=msg; }
					}else{
					popDHTML('popmsgerr',contact_err_msg,400,'auto');
					return;
					}
				}
			}else{
			if(lbl.oldtxt){
				lbl.firstChild.data=lbl.oldtxt;
				lbl.oldtxt='';
				}
			lbl.className=lbl.className.replace(/[ ]*err/g,'');
			lbl.className=lbl.className.replace(/[ ]*txtbig/g,'');
			msg.className=msg.className.replace(/[ ]*err/g,'');
			}
		}
	if(err){
		err.focus();
		}

	if(document.frmcontact.javascript){
		document.frmcontact.javascript.value='1';
		}
	if(document.frmcontact.screenres){
		document.frmcontact.screenres.value=screen.width+' x '+screen.height;
		}
	}

addEvent(window,'load',enhanceContactPage);