function imgOver(id, state)
{
    var newImg = (state) ? "images/"+id+"_btn_dn.png" : "images/"+id+"_btn.png";
    document.getElementById(id).src = newImg;
}
// Function to check required fields for the contact us form.
function contactChkFields()
{
    var retVal = false;
    var frmName = document.getElementById("frmName").value;
    var frmPhone = document.getElementById("frmPhone").value;
    var frmEmail = document.getElementById("frmEmail").value;
    var frmInq = document.getElementById("frmInquiry").value;
    
    if (frmName == "")
    {
        alert ("Please enter a contact name for us to get back to.");        
    }
    else if (frmPhone == "")
    {
        alert ("Please enter a phone number we can call back on.");
    }
    else if (frmEmail == "")
    {
        alert ("Please enter an email address we can email you at.");
    }
    else if (frmInq == "")
    {
        alert ("Please enter an inquiry in which we can help you with.");
    }
    else
    {
        retVal = true;
    }
    return retVal;
}
function startDrag(e){
    // determine event object
    if(!e){var e=window.event};
    // determine target element
    var targ=e.target?e.target:e.srcElement;
    if(targ.className!='newEventDivvy'){return};
    // calculate event X,Y coordinates
    offsetX=e.clientX;
    offsetY=e.clientY;
    //assign default values for top and left properties
    if(!targ.style.left){targ.style.left='0px'};
    if(!targ.style.top){targ.style.top='0px'};
    // calculate integer values for top and left properties
    coordX=parseInt(targ.style.left);
    coordY=parseInt(targ.style.top);
    drag=true;
    // move div element
    document.onmousemove=dragDiv;
}
// continue dragging
function dragDiv(e){
    if(!drag){return};
    if(!e){var e=window.event};
    var targ=e.target?e.target:e.srcElement;
    // move div element
      targ.style.left=coordX+e.clientX-offsetX+'px';
      targ.style.top=coordY+e.clientY-offsetY+'px';
      return false;
}
// stop dragging
function stopDrag(){
    drag=false;
}