var startPosition=null;
var interval=null;
var it_move=null;
//var step=0;

function scorlling(n_step, id){
	//alert(id);
//	step=n_step;

if(it_move!=1){
	startPosition=document.getElementById(id).scrollLeft;

	interval=setInterval("StartScrolling('"+id+"',"+n_step+");", 10);
}
}

function StartScrolling( obj_name, n_step ){
	obj=document.getElementById(obj_name);
	if( n_step>0 && (obj.scrollLeft>=(startPosition + obj.offsetWidth) || obj.scrollLeft>=obj.scrollWidth || obj.scrollLeft==(obj.scrollWidth-obj.offsetWidth) ) ){		// scroll left
	
		clearInterval(interval);
		interval = null;
		ShowButton( obj, obj_name);
		it_move=2;

	}else if( n_step<0 && ( obj.scrollLeft<=0 || obj.scrollLeft<=(startPosition - obj.offsetWidth) ) ){		// scroll right

		clearInterval(interval);
		interval = null;
		ShowButton( obj, obj_name );
		it_move=2;

	}else{				// scroll left
       
		obj.scrollLeft += n_step;
        it_move=1;
       
	}

}

function ShowButton( obj, obj_name ){
	//alert("scroll_left_"+obj_name)
	if( obj.scrollLeft<=40 ){											// scroll right
		document.getElementById("scroll_left_"+obj_name).style.display='';
		document.getElementById("spacer_left_"+obj_name).style.display='none';
		document.getElementById("scroll_right_"+obj_name).style.display='none';
		document.getElementById("spacer_right_"+obj_name).style.display='';
	}else if( obj.scrollLeft>=(obj.scrollWidth-obj.offsetWidth-40) ){	// scroll left
		document.getElementById("scroll_left_"+obj_name).style.display='none';
		document.getElementById("spacer_left_"+obj_name).style.display='';
		document.getElementById("scroll_right_"+obj_name).style.display='';
		document.getElementById("spacer_right_"+obj_name).style.display='none';
	}else{
		document.getElementById("scroll_left_"+obj_name).style.display='';
		document.getElementById("spacer_left_"+obj_name).style.display='none';
		document.getElementById("scroll_right_"+obj_name).style.display='';
		document.getElementById("spacer_right_"+obj_name).style.display='none';
	}

}

var tmp_w=0;
var tmp_h=0;

function swap_image(src, w, h){
	if( !w )
		w=tmp_w;
	if( !h )
		h=tmp_h;

	if( document.getElementById("BigPic") )
		window.document.getElementById("BigPic").src='<?=$picpath?>Pics/'+src;
	else if( document.getElementById("BigPic2") )
		window.document.getElementById("BigPic2").src='<?=$picpath?>Pics/'+src;
	else
		openWindow('ViewImage.php?Image=<?=$picpath?>Pics/'+src+'&w='+w+'&h='+h, 'BigPic', (w+20), (h+20) );

}	

function show_BigPic(src, w, h){
	openWindow('ViewImage.php?Image='+src+'&w='+w+'&h='+h, 'BigPic', (w+20), (h+20) );
}


function LoadLeftBanner(bannername){

	if( document.body.clientWidth>950){	// window width>950px
		
		if( bannername=="DoubleClick")
			document.getElementById('GamboBanner').innerHTML="<div id='ads.tower.1'  style='display:none'><!-- My code starts here -->   <!-- My code ends here --></div>";
		else{
			if( bannername!="undefined" && bannername!="")
				document.getElementById('GamboBanner').innerHTML='<IFRAME width="180" HEIGHT="450" name="showbannerbanner" id="showbannerbanner" marginWidth=0 marginHeight=0 style="margin:0" FRAMEBORDER=0 SCROLLING=NO align=center SRC="showbanners.php?bannername='+bannername+'&width=180&height=450&bgcolor=#FFFFFF"></IFRAME>';
		}

		document.getElementById("main").style.left ="210";  
		document.getElementById("main").style.width =document.body.clientWidth-210;  
			
		document.getElementById("GamboBanner").style.left ="0";  
		document.getElementById("GamboBanner").style.width ="200";    
		document.getElementById("GamboBanner").style.display ="inline";   
	}
	else{
		document.getElementById("main").style.left ="0";  
		document.getElementById("main").style.width ="100%";  
			
		document.getElementById("GamboBanner").style.width ="0";    
		document.getElementById("GamboBanner").style.display ="none";   
	}
	setCookie();
}

function setCookie(){

	the_date = new Date("<?=date('F d')?>, 2099");
	var Expiration_Date = "expires=" + the_date.toGMTString();
	document.cookie="CLIENT_WIDTH_DIR=" + escape(document.body.clientWidth)+"; path=/;" + Expiration_Date;
	document.cookie="MAIN_WIDTH_DIR=" + escape(document.body.clientWidth-210)+"; path=/;" + Expiration_Date;
}