function chgBtn(option,flag) {
  if (document.images) {
     switch (option) {
	 case 1:
	 	 if (flag==1) {
		 	document.myhome.src = "images/home_sel.gif"
			}
		 else {
			document.myhome.src = "images/home_btn.gif"
			}
		 break
    case 2:
	 	 if (flag==1) {
		 	document.mytool.src = "images/tools_sel.gif"
			}
		 else {
		 	document.mytool.src = "images/tools_btn.gif"
			}
		 break
	 case 3:
	 	 if (flag==1) {
		 	document.myform.src = "images/about_sel.gif"
			}
		 else {
		 	document.myform.src = "images/about_btn.gif"
			}
		 break
	 } 
  }
}

function callDisplay()
{
 var optlist = new Array(3)
 var skobj = new Object()
 var sk 
 
 //sk = srcForm.srchkey.value.toUpperCase()
 sk = srcForm.srchkey.value
 dg = srcForm.devgrp.value
 sf = srcForm.sfield.value

 if (sk.length==0 && dg.length==0 && sf.length==0) {
	window.location="OpenDoor_Display.php?opt=100"
 }
 else {
   
 if (srcForm.srchopt[0].checked) {
 	if (sk.length==0) {
	 	optlist = '0'
 	}
	else {
		sk = sk.replace(/\+/g,"^");
    	optlist = '3'
	} 
 }
 else {
 	optlist = '0'
 	}
 if (srcForm.srchopt[1].checked) {
 	if (dg.length==0) {
 		optlist = optlist + '0'
 	}
	else {
	 	optlist = optlist + '1'
		dg = dg.replace(/\+/g,"^");
 	} 
 }
 else {
 	optlist = optlist + '0'
	dg = '%'
 	}
 if (srcForm.srchopt[2].checked) {
 	if (sf.length==0) {
		optlist = optlist + '0'
	}
	else {
	 	optlist = optlist + '1'
		sf = sf.replace(/\+/g,"^");
 	}
 }
 else {
 	optlist = optlist + '0'
	sf = '%'
 }
	window.location="OpenDoor_Display.php?opt=" + optlist + "&sk=" + sk + "&dg=" + dg + "&sf=" + sf
 }
}