// core javascript for search box
function clearDefault(el) {
  if (el.defaultValue==el.value) el.value = ""
}
//Gets the browser specific XmlHttpRequest Object
function getXmlHttpRequestObject() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		alert("Your browser needs upgraded to support better search features");
	}
}

//Our XmlHttpRequest object to get the auto suggest
var searchReq = getXmlHttpRequestObject();

// make a global var for the search runs 
var searchRuns = 0; 
var showDetails = 1; 
var holdss = document.getElementById('search_suggest');
function searchSuggest() {
 // add 1sec wait for keys to stop before calling backend
 window.setTimeout(searchSuggestRun,1200); 
}
function searchSuggestRun()
{	if (searchReq.readyState == 4 || searchReq.readyState == 0) {
		var str = escape(document.getElementById('txtSearch').value);

		if( str.length > 2)
		{ searchReq.open("GET", '../../searchsuggest2.php?search=' + str, true);
		  searchReq.onreadystatechange = handleSearchSuggest;
		  searchReq.send(null);
		}
	}
}
function handleSearchSuggest() {
	if (searchReq.readyState == 4) {
		var ss = document.getElementById('search_suggest');
		
		var str_test = searchReq.responseText; 
		var str = searchReq.responseText.split("\n");
	
	   if(str_test == 1)
	   { // alert(str_test); 
	     document.getElementById('search_suggest').innerHTML = ''; } 
	   else 
	   {for(i=0; i < 4; i++) {
		 ss.innerHTML = '';
		 ss.style.borderColor = "#333"; 
			//Build our element string.  This is cleaner using the DOM, but
			//IE doesn't support dynamically added attributes.
			var suggest = '<div class="suggest_link">' + str[i] + '</div>';
			ss.innerHTML += suggest;
		}
	   }
		
	 if(showDetails == 1)
	 { if(str_test == 1)
	   { document.getElementById('search_suggest').innerHTML = ''; } 
	   else
	   {// alert(str_test);
		// output header text with no links first
		for(i=4; i < 5; i++) {
			//Build our element string.  This is cleaner using the DOM, but
			//IE doesn't support dynamically added attributes.
			var suggest = '<div class="suggest_link">' + str[i] + '</div>';
			ss.innerHTML += suggest;
		}
		for(i=5; i < str.length - 1; i++) {
			//Build our element string.  This is cleaner using the DOM, but
			//IE doesn't support dynamically added attributes.
			var suggest = '<div onmouseover="javascript:suggestOver(this);" ';
			suggest += 'onmouseout="javascript:suggestOut(this);" ';
			suggest += 'onclick="javascript:setSearch(this.innerHTML);" ';
			suggest += 'class="suggest_link">' + str[i] + '</div>';
			ss.innerHTML += suggest;
		}
			var keys1 = escape(document.getElementById('txtSearch').value);
			
			var endline = '<div class="suggest_link">' + '<font class="smallText1">need More help?</div>';
			endline += '<div onmouseover="javascript:suggestOver(this);" ';
			endline += 'onmouseout="javascript:suggestOut(this);" class="suggest_link">';
			endline += '<a href="http://www.scrap-masters.com/advanced_search_result.php?' + 
			           'keywords=' + keys1 + '" class="link2"> Click here for more combinations of your keywords</a></div>';
			ss.innerHTML += endline;
            // 
	   }
	 // clear search terms
	 searchRuns = 0;
	 }// end if show details = 1 
	 else 
	 {
	   if(str_test == 1)
	   {  document.getElementById('search_suggest').innerHTML = ''; } 	 
	   else
	   { var keys1 = escape(document.getElementById('txtSearch').value);
	 
	     var endline = '<div class="suggest_link">' + '<font color="#333">need More help?</div>';
	        endline += '<div class="suggest_link">' + '<font color="#333">Click here for more details</div>';
			endline += '<div onmouseover="javascript:suggestOver(this);" ';
			endline += 'onmouseout="javascript:suggestOut(this);" class="suggest_link">';
			endline += '<a href="http://www.scrap-masters.com/advanced_search_result.php?' + 
			           'keywords=' + keys1 + '" class="link2"> Click here for more combinations of your keywords</a></div>';
	     ss.innerHTML += endline;
	   }
	 }
	}
}
function suggestOver(div_value) {
	div_value.className = 'suggest_link_over';
}

function suggestOut(div_value) {
	div_value.className = 'suggest_link';
}
//Click function
function setSearch(value) {
	document.getElementById('txtSearch').value = value;
	document.getElementById('search_suggest').innerHTML = '';
}
// clear function
function clearSearch()
{
   	document.getElementById('txtSearch').value = '';
	var ss = document.getElementById('search_suggest');
	ss.innerHTML = '';
	ss.style.borderColor = "#FFF"; 
}

function goSearch()
{ // alert("called goSearch ");
   var keys2 = escape(document.getElementById('txtSearch').value);
   window.location="http://www.scrap-masters.com/advanced_search_result.php?" 
                   +"keywords=" + keys2;  
}