function change_img(imgName,s_img,intType){
	if(intType==1){
		var obj=document.getElementById('img_big');
		obj.setAttribute("src","images/"+imgName);
		s_img.style.borderColor='red';
		s_img.style.filter='progid:DXImageTransform.Microsoft.Alpha(opacity=75)';
		
	}else{
		var obj=document.getElementById('img_big');
		obj.setAttribute("src","images/"+imgName);
		s_img.style.borderColor='#A6A6A6';
		s_img.style.filter='progid:DXImageTransform.Microsoft.Alpha(opacity=100)';
		
		
	}
}