/* functions setting up the Roll over effect on the header & left images  */
function sub_letfsearch(){
	document.leftfrm.submit();
}
function MM_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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}	
if(screen.width>1024) {
	document.write('<link href="css/css1280.css" rel="stylesheet" type="text/css" />');
}else{
	document.write('<link href="css/css1024.css" rel="stylesheet" type="text/css" />');
}


/* functions setting up the middle part in to the center according to the screen resolution */
function setres_home(){
	if(screen.width>1024) {
		document.getElementById('resid').className='middlecon1280'; 
		document.getElementById('header').className='head_img1280';
	}
}
function setres_search(){
	if(screen.width>1024) {
		document.getElementById('resid').className='middlecon1280';
		document.getElementById('header').className='head_img1280'; 
	}
}
function setres(){
	if(screen.width>1024) {
		document.getElementById('resid').className='middlecon1280';
		document.getElementById('header').className='head_img1280'; 
	}
}
function setres_index(){
	if(screen.width>1024) {
		document.getElementById('resid3').className='landign_1280';  
	}
}

/* functions filling up the range box according to the category on the search page */
function fill_type(x){
	var url="fill_type.php";
	url=url+"?type="+x;
	show(url,'rangebox');
}

/* functions setting up appropirate image on the big image box on the portfolio page */
function showimg(src,str_imgname){
	bigimg=document.getElementById('deepak');
	bigimg.src="portfolio/"+src;
	document.getElementById('imgname').value=src;
}

/* function that will return a string after removing the leading and trailing spaces */
function trim(s){
  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')){
	s = s.substring(1,s.length);
  }
  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')){
	s = s.substring(0,s.length-1);
  }
  return s;
}

/* function that will check the email address */
function isEmailValid(sEmail){
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	if(reg.test(sEmail) == false) {
		return false;
	} else {
		return true;
	}
}

/* Function that will check the button array */
function radio_button_checker(control){
	var radio_choice = false;
	if(control[0]==null || control.checked){
		if(control.checked){
			radio_choice = true;	
		}
	}else{
		for (counter = 0; counter < control.length; counter++){
			if (control[counter].checked) radio_choice = true; 
		}
	}
	if (!radio_choice){
		return (false);
	}
	return (true);
}

/* function that will redirect to the quote page from basket */
function getQuote(){
	document.cart.action="quote.php";
	document.cart.submit();
}

function chkfriend_send(x){
	if(!isEmailValid(trim(x.email.value))){
		alert('Please enter valid email address');
		x.email.focus();
		return false;	
	}
	return true;
}