//***********************
//	ROLLOVER SCRIPTS	*
//***********************
function swapImgRestore() { //v3.0
 var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.p) d.p=new Array();
   var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function findObj(n, d) { //v4.01
 var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
   d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
 if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
 for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
 if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function swapImage() { //v3.0
 var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
  if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//***************************
//	END ROLLOVER SCRIPTS	*
//***************************

preloadImages('img/m_home_h.gif', 'img/m_about-us_h.gif', 'img/m_webdesign_h.gif', 'img/m_webhosting_h.gif', 'img/m_advertising_h.gif', 'img/m_live-in-curacao_h.gif', 'img/m_portfolio_h.gif', 'img/m_portfolio_h.gif');

function equalHeightDivs(div_1, hitarea_1, div_2, hitarea_2){
	//if(document.getElementById(div_1) && document.getElementById(div_2)){
		var maxHeight;
		var maxWidth;
		if(document.getElementById(div_1) && document.getElementById(div_2)){
			if(document.getElementById(div_1).offsetHeight > document.getElementById(div_2).offsetHeight){
				maxHeight=document.getElementById(div_1).offsetHeight;
				maxWidth=document.getElementById(div_1).offsetWidth;
			}
			else {
				maxHeight=document.getElementById(div_2).offsetHeight;
				maxWidth=document.getElementById(div_2).offsetWidth;
			}
		}
		else if(document.getElementById(div_1)){
			maxHeight=document.getElementById(div_1).offsetHeight;
			maxWidth=document.getElementById(div_1).offsetWidth;
		}
		document.getElementById(div_1).style.height=maxHeight + "px";
		document.getElementById(hitarea_1).style.height=(maxHeight-2) + "px";
		document.getElementById(hitarea_1).style.width=maxWidth + "px";
		if(document.getElementById(div_2)){
			document.getElementById(div_2).style.height=maxHeight + "px";
			document.getElementById(hitarea_2).style.height=(maxHeight-2) + "px";
			document.getElementById(hitarea_2).style.width=maxWidth + "px";
		}
	//}
}

function setSelectVal(sel_id, val){
	document.getElementById(sel_id).value=val;
}

function isValidEmail(sEmail){
    var isValid;
	var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
    if (!sEmail.match(re)) {
        isValid = false; 
    }
	else {
		isValid = true; 
	}
    return isValid;
}

function checkForm(form_id){
	switch(form_id){
		case "form_contactus":
			if(document.getElementById("name").value==""){
				alert("Please fill out your name.");
				document.getElementById("name").focus();
				return false;
			}
			if(document.getElementById("email").value==""){
				alert("Please fill out your e-mail address.");
				document.getElementById("email").focus();
				return false;
			}
			else if(!isValidEmail(document.getElementById("email").value)){
				alert("The email you specified is not valid.");
				document.getElementById("email").focus();
				return false;
			}
			if(document.getElementById("topic").value==""){
				alert("Please select a subject.");
				document.getElementById("topic").focus();
				return false;
			}
			if(document.getElementById("message").value==""){
				alert("Please write your message.");
				document.getElementById("message").focus();
				return false;
			}
		break;
	}
	return true;
}